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C$199.95 C$199.95
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Unparallel Sirius Lace

Unparallel
Unparallel Sirius Lace
Unparallel Sirius Lace
Unparallel Sirius Lace
Unparallel Sirius Lace
Unparallel Sirius Lace
Unparallel Sirius Lace
Unparallel Sirius Lace
C$199.95 C$199.95 Excl. tax
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Returns & Warranty Policy
Low Stock (1)

Precise and aggressive – the Men's Sirius Lace is the shoe for your most demanding projects! Read more..

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In Stock: 4-10 Business Days.

Precise and aggressive – the Sirius Lace is the shoe for your most demanding projects! Equally at home in the gym or outside these shoes excel on vertical and steep overhung terrain where every last fraction of friction helps to propel you up. A full RS rubber sole and medium stiffness midsole provide the perfect combination of sensitivity and friction. The offset lacing system allows you to dial in the perfect fit and provides extra surface area for toe hooks without sacrificing fit or function. Your climbing partners will swear that you’re cheating with these shoes!

  • Blend of Unique Lacing position and Extended Rubber Randing keeps power at the toe when applied to tiny holds
  • 3.5mm RS (Real Supreme) rubber; a blend of comfort and High Friction 
  • UnParallel Rubber Physical Properties
  • Medium stiffness midsole
  • Weight: 434 g (US 9)

This product has unisex sizing. To find women’s sizing, please refer to the size chart.

Best For
Sport / Bouldering / Gym
Midsole Stiffness
Moderately Stiff
Tension
High
Asymmetry
Moderate
Upper
Lined synthetic
Midsole
-
Sole
3.5mm RS (Real Supreme) Rubber
Last
All specifications
Best For
Sport / Bouldering / Gym
Midsole Stiffness
Moderately Stiff
Tension
High
Asymmetry
Moderate
Upper
Lined synthetic
Midsole
-
Sole
3.5mm RS (Real Supreme) Rubber
Last
Lined
Yes
Product Sustainability
-

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Black Diamond Size Chart

Climbing Shoes / Footwear

Men Women
4 US M / 35.5 EUR 5.5 US W / 35.5 EUR
4.5 US M / 36 EUR 6 US W / 36 EUR
5 US M / 37 EUR 6.5 US W / 37 EUR
5.5 US M / 37.5 EUR 7 US W / 37.5 EUR
6 US M / 38 EUR 7.5 US W / 38 EUR
6.5 US M / 39 EUR 8 US W / 39 EUR
7 US M / 39.5 EUR 8.5 US W / 39.5 EUR
7.5 US M / 40 EUR 9 US W / 40 EUR
8 US M / 41 EUR 9.5 US W / 41 EUR
8.5 US M / 41.5 EUR 10 US W / 41.5 EUR
9 US M / 42 EUR 10.5 US W / 42 EUR
9.5 US M / 42.5 EUR 11 US W / 42.5 EUR
10 US M / 43 EUR 11.5 US W / 43 EUR
10.5 US M / 44 EUR 12 US W / 44 EUR
11 US M / 44.5 EUR 12.5 US W / 44.5 EUR
11.5 US M / 45 EUR 13 US W / 45 EUR
12 US M / 46 EUR
12.5 US M / 46.5 EUR
13 US M / 47 EUR
13.5 US M / 48 EUR
14 US M / 48.5 EUR
15 US M / 49.5 EUR

Boreal Size Chart

Climbing Shoes / Footwear

Men Women
5 US W / 35 EUR
5.5 US W / 35.5 EUR
6 US W / 36.25 EUR
5 US M / 37 EUR 6.5 US W / 37 EUR
5.5 US M / 37.5 EUR 7 US W / 37.5 EUR
6 US M / 38 EUR 7.5 US W / 38 EUR
6.5 US M / 38.75 EUR 8 US W / 38.75 EUR
7 US M / 39.5 EUR 8.5 US W / 39.5 EUR
7.5 US M / 40 EUR 9 US W / 40 EUR
8 US M / 40.75 EUR 9.5 US W / 40.75 EUR
8.5 US M / 41.25 EUR 10 US W / 41.25 EUR
9 US M / 42 EUR 10.5 US W / 42 EUR
9.5 US M / 42.5 EUR 11 US W / 42.5 EUR
10 US M / 43.25 EUR
10.5 US M / 44 EUR
11 US M / 44.5 EUR
11.5 US M / 45.25 EUR
12 US M / 46 EUR
12.5 US M / 46.5 EUR
13 US M / 47 EUR

Evolv Size Chart

Climbing Shoes

Note: THIS SIZE GUIDE IS ONLY APPLICABLE TO THESE MODELS: Defy, Defy Lace, Geshido, Geshido Lace, Kronos, Phantom, Phantom LV, Rave, Shaman, Shaman LV, Shaman Lace, Shaman Lace LV, Zenist.

Men Women
4 US M / 35.5 EUR 5 US W / 35.5 EUR
4.5 US M / 36 EUR 5.5 US W / 36 EUR
5 US M / 37 EUR 6 US W / 37 EUR
5.5 US M / 37.5 EUR 6.5 US W / 37.5 EUR
6 US M / 38 EUR 7 US W / 38 EUR
6.5 US M / 39 EUR 7.5 US W / 39 EUR
7 US M / 39.5 EUR 8 US W / 39.5 EUR
7.5 US M / 40 EUR 8.5 US W / 40 EUR
8 US M / 41 EUR 9 US W / 41 EUR
8.5 US M / 41.5 EUR 9.5 US W / 41.5 EUR
9 US M / 42 EUR 10 US W / 42 EUR
9.5 US M / 42.5 EUR 10.5 US W / 42.5 EUR
10 US M / 43 EUR 11 US W / 43 EUR
10.5 US M / 44 EUR 11.5 US W / 44 EUR
11 US M / 44.5 EUR 12 US W / 44.5 EUR
11.5 US M / 45 EUR 12.5 US W / 45 EUR
12 US M / 46 EUR 13 US W / 46 EUR
12.5 US M / 46.5 EUR 13.5 US W / 46.5 EUR
13 US M / 47 EUR 14 US W / 47 EUR
13.5 US M / 48 EUR 14.5 US W / 48 EUR
14 US M / 48.5 EUR 15 US W / 48.5 EUR
15 US M / 49.5 EUR 16 US W / 49.5 EUR

Street Shoes

Men Women Kids
2 US M / 33 EUR 3 US W / 33 EUR 11 US K / 29 EUR
2.5 US M / 34 EUR 3.5 US W / 34 EUR 12 US K / 30 EUR
3 US M / 34.5 EUR 4 US W / 34.5 EUR 13 US K / 31 EUR
3.5 US M / 35 EUR 4.5 US W / 35 EUR 1 US K / 32 EUR
4 US M / 35.5 EUR 5 US W / 35.5 EUR 2 US K / 33 EUR
4.5 US M / 36 EUR 5.5 US W / 36 EUR 3 US K / 34.5 EUR
5 US M / 37 EUR 6 US W / 37 EUR 4 US K / 35.5 EUR
5.5 US M / 37.5 EUR 6.5 US W / 37.5 EUR 5 US K / 37 EUR
6 US M / 38 EUR 7 US W / 38 EUR
6.5 US M / 39 EUR 7.5 US W / 39 EUR
7 US M / 39.5 EUR 8 US W / 39.5 EUR
7.5 US M / 40 EUR 8.5 US W / 40 EUR
8 US M / 41 EUR 9 US W / 41 EUR
8.5 US M / 41.5 EUR 9.5 US W / 41.5 EUR
9 US M / 42 EUR 10 US W / 42 EUR
9.5 US M / 42.5 EUR 10.5 US W / 42.5 EUR
10 US M / 43 EUR 11 US W / 43 EUR
10.5 US M / 44 EUR 11.5 US W / 44 EUR
11 US M / 44.5 EUR 12 US W / 44.5 EUR
11.5 US M / 45 EUR 12.5 US W / 45 EUR
12 US M / 46 EUR 13 US W / 46 EUR
12.5 US M / 46.5 EUR 13.5 US W / 46.5 EUR
13 US M / 47 EUR 14 US W / 47 EUR
13.5 US M / 48 EUR 14.5 US W / 48 EUR
14 US M / 48.5 EUR 15 US W / 48.5 EUR
15 US M / 49.5 EUR 16 US W / 49.5 EUR
16 US M / 50 EUR 17.5 US W / 50 EUR

Five Ten

Climbing Shoes / Footwear

Men Women
4 US M / 36 EUR 5 US W / 36 EUR
4.5 US M / 36 2/3 EUR 5.5 US W / 36 2/3 EUR
5 US M / 37 1/3 EUR 6 US W / 37 1/3 EUR
5.5 US M / 38 EUR 6.5 US W / 38 EUR
6 US M / 38 2/3 EUR 7 US W / 38 2/3 EUR
6.5 US M / 39 1/3 EUR 7.5 US W / 39 1/3 EUR
7 US M / 40 EUR 8 US W / 40 EUR
7.5 US M / 40 2/3 EUR 8.5 US W / 40 2/3 EUR
8 US M / 41 1/3 EUR 9 US W / 41 1/3 EUR
8.5 US M / 42 EUR 9.5 US W / 42 EUR
9 US M / 42 2/3 EUR 10 US W / 42 2/3 EUR
9.5 US M / 43 1/3 EUR 10.5 US W / 43 1/3 EUR
10 US M / 44 EUR 11 US W / 44 EUR
10.5 US M / 44 2/3 EUR 11.5 US W / 44 2/3 EUR
11 US M / 45 1/3 EUR 12 US W / 45 1/3 EUR
11.5 US M / 46 EUR 12.5 US W / 46 EUR
12 US M / 46 2/3 EUR 13 US W / 46 2/3 EUR
12.5 US M / 47 1/3 EUR 13.5 US W / 47 1/3 EUR
13 US M / 48 EUR 14 US W / 48 EUR
13.5 US M / 48 2/3 EUR 14.5 US W / 48 2/3 EUR
14 US M / 49 1/3 EUR 15 US W / 49 1/3 EUR
14.5 US M / 50 EUR 15.5 US W / 50 EUR

La Sportiva Size Chart

Climbing Shoes / Footwear

Men Women
2.5 US W / 33 EUR
3 US W / 33.5 EUR
2.5+ US M / 34 EUR 3.5 US W / 34 EUR
3 US M / 34.5 EUR 4 US W / 34.5 EUR
3.5 US M / 35 EUR 4.5 US W / 35 EUR
4 US M / 35.5 EUR 5 US W / 35.5 EUR
4.5 US M / 36 EUR 5.5 US W / 36 EUR
4.5+ US M / 36.5 EUR 5.5+ US W / 36.5 EUR
5 US M / 37 EUR 6 US W / 37 EUR
5.5 US M / 37.5 EUR 6.5 US W / 37.5 EUR
6 US M / 38 EUR 7 US W / 38 EUR
6.5 US M / 38.5 EUR 7.5 US W / 38.5 EUR
6.5+ US M / 39 EUR 7.5+ US W / 39 EUR
7 US M / 39.5 EUR 8 US W / 39.5 EUR
7.5 US M / 40 EUR 8.5 US W / 40 EUR
8 US M / 40.5 EUR 9 US W / 40.5 EUR
8.5 US M / 41 EUR 9.5 US W / 41 EUR
8.5+ US M / 41.5 EUR 9.5+ US W / 41.5 EUR
9 US M / 42 EUR 10 US W / 42 EUR
9.5 US M / 42.5 EUR 10.5 US W / 42.5 EUR
10 US M / 43 EUR 11 US W / 43 EUR
10.5 US M / 43.5 EUR 11.5 US W / 43.5 EUR
10.5+ US M / 44 EUR 11.5+ US W / 44 EUR
11 US M / 44.5 EUR 12 US W / 44.5 EUR
11.5 US M / 45 EUR 12.5 US W / 45 EUR
12 US M / 45.5 EUR 13 US W / 45.5 EUR
12.5 US M / 46 EUR 13.5 US W / 46 EUR
12.5+ US M / 46.5 EUR 13.5+ US W / 46.5 EUR
13 US M / 47 EUR 14 US W / 47 EUR
13.5 US M / 47.5 EUR
14 US M / 48 EUR
15 US M / 49 EUR
16 US M / 50 EUR

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Madrock

Climbing Shoes

Men Women
3 US M / 34.5 EUR 4.5 US W / 34.5 EUR
3.5 US M / 35 EUR 5 US W / 35 EUR
4 US M / 35.5 EUR 5.5 US W / 35.5 EUR
4.5 US M / 36 EUR 6 US W / 36 EUR
5 US M / 37 EUR 6.5 US W / 37 EUR
5.5 US M / 37.5 EUR 7 US W / 37.5 EUR
6 US M / 38 EUR 7.5 US W / 38 EUR
6.5 US M / 39 EUR 8 US W / 39 EUR
7 US M / 39.5 EUR 8.5 US W / 39.5 EUR
7.5 US M / 40 EUR 9 US W / 40 EUR
8 US M / 41 EUR 9.5 US W / 41 EUR
8.5 US M / 41.5 EUR 10 US W / 41.5 EUR
9 US M / 42 EUR 10.5 US W / 42 EUR
9.5 US M / 42.5 EUR 11 US W / 42.5 EUR
10 US M / 43 EUR 11.5 US W / 43 EUR
10.5 US M / 44 EUR
11 US M / 44.5 EUR
11.5 US M / 45 EUR
12 US M / 46 EUR
12.5 US M / 46.5 EUR
13 US M / 47 EUR
14 US M / 48.5 EUR
15 US M / 50 EUR

Scarpa

Climbing Shoes / Footwear

Men Women Kids
3 US M / 34.5 EUR 4 US W / 34.5 EUR 9 US K / 27-28 EUR
3.5 US M / 35 EUR 4.5 US W / 35 EUR 11 US K / 29-30 EUR
4 US M / 35.5 EUR 5 US W / 35.5 EUR 12.5 US K / 31-32 EUR
4.5 US M / 36 EUR 5.5 US W / 36 EUR 1 US K / 33-34 EUR
4 2/3 US M / 36.5 EUR 5 2/3 US W / 36.5 EUR 2.5 US K / 35-36 EUR
5 US M / 37 EUR 6 US W / 37 EUR
5.5 US M / 37.5 EUR 6.5 US W / 37.5 EUR
6 US M / 38 EUR 7 US W / 38 EUR
6 1/3 US M / 38.5 EUR 7 1/3 US W / 38.5 EUR
6.5 US M / 39 EUR 7.5 US W / 39 EUR
7 US M / 39.5 EUR 8 US W / 39.5 EUR
7.5 US M / 40 EUR 8.5 US W / 40 EUR
7 2/3 US M / 40.5 EUR 8 2/3 US W / 40.5 EUR
8 US M / 41 EUR 9 US W / 41 EUR
8.5 US M / 41.5 EUR 9.5 US W / 41.5 EUR
9 US M / 42 EUR 10 US W / 42 EUR
9.5 US M / 42.5 EUR 10.5 US W / 42.5 EUR
10 US M / 43 EUR 11 US W / 43 EUR
10 1/3 US M / 43.5 EUR 11 1/3 US W / 43.5 EUR
10.5 US M / 44 EUR 11.5 US W / 44 EUR
11 US M / 44.5 EUR 12 US W / 44.5 EUR
11.5 US M / 45 EUR 12.5 US W / 45 EUR
11 2/3 US M / 45.5 EUR 12 2/3 US W / 45.5 EUR
12 US M / 46 EUR 13 US W / 46 EUR
12.5 US M / 46.5 EUR 13.5 US W / 46.5 EUR
13 US M / 47 EUR 14 US W / 47 EUR
13.5 US M / 47.5 EUR 14.5 US W / 47.5 EUR
14 US M / 48 EUR 15 US W / 48 EUR
14.5 US M / 49 EUR 15.5 US W / 49 EUR
15 US M / 50 EUR 16 US W / 50 EUR

Tenaya Size Chart

Climbing Shoes

Men Women
2 US M / 33 EUR 3 US W / 33 EUR
2.5 US M / 33.6 EUR 3.5 US W / 33.6 EUR
3 US M / 34.3 EUR 4 US W / 34.3 EUR
3.5 US M / 35 EUR 4.5 US W / 35 EUR
4 US M / 35.6 EUR 5 US W / 35.6 EUR
4.5 US M / 36.2 EUR 5.5 US W / 36.2 EUR
5 US M / 36.8 EUR 6 US W / 36.8 EUR
5.5 US M / 37.5 EUR 6.5 US W / 37.5 EUR
6 US M / 38.1 EUR 7 US W / 38.1 EUR
6.5 US M / 38.8 EUR 7.5 US W / 38.8 EUR
7 US M / 39.4 EUR 8 US W / 39.4 EUR
7.5 US M / 40 EUR 8.5 US W / 40 EUR
8 US M / 40.7 EUR 9 US W / 40.7 EUR
8.5 US M / 41.3 EUR 9.5 US W / 41.3 EUR
9 US M / 42 EUR 10 US W / 42 EUR
9.5 US M / 42.6 EUR 10.5 US W / 42.6 EUR
10 US M / 43.2 EUR 11 US W / 43.2 EUR
10.5 US M / 43.9 EUR 11.5 US W / 43.9 EUR
11 US M / 44.5 EUR 12 US W / 44.5 EUR
11.5 US M / 45.2 EUR 12.5 US W / 45.2 EUR
12 US M / 45.8 EUR 13 US W / 45.8 EUR
12.5 US M / 46.5 EUR 13.5 US W / 46.5 EUR
13 US M / 47.1 EUR 14 US W / 47.1 EUR
13.5 US M / 47.7 EUR 14.5 US W / 47.7 EUR
14 US M / 48.3 EUR 15 US W / 48.3 EUR

Unparallel Size Chart

Climbing Shoes

Men Women
2 US M / 33 EUR
2.5 US M / 34 EUR 4 US W / 34 EUR
3 US M / 34.5 EUR 4.5 US W / 34.5 EUR
3.5 US M / 35 EUR 5 US W / 35 EUR
4 US M / 35.5 EUR 5.5 US W / 35.5 EUR
4.5 US M / 36 EUR 6 US W / 36 EUR
5 US M / 37 EUR 6.5 US W / 37 EUR
5.5 US M / 37.5 EUR 7 US W / 37.5 EUR
6 US M / 38 EUR 7.5 US W / 38 EUR
6.5 US M / 39 EUR 8 US W / 39 EUR
7 US M / 39.5 EUR 8.5 US W / 39.5 EUR
7.5 US M / 40 EUR 9 US W / 40 EUR
8 US M / 41 EUR 9.5 US W / 41 EUR
8.5 US M / 41.5 EUR 10 US W / 41.5 EUR
9 US M / 42 EUR 10.5 US W / 42 EUR
9.5 US M / 42.5 EUR 11 US W / 42.5 EUR
10 US M / 43 EUR
10.5 US M / 44 EUR
11 US M / 44.5 EUR
11.5 US M / 45 EUR
12 US M / 46 EUR
12.5 US M / 46.5 EUR
13 US M / 47 EUR
13.5 US M / 48 EUR
14 US M / 48.5 EUR
15 US M / 49.5 EUR
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