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Men’s Size Guide

  • Our sneakers run true to size.
  • If your shoe sizes varies (for example, sometimes you’re an 8, sometimes you’re an 8.5) we recommend sizing up.
USA Men UK EU BR Foot Length (cm)
5 4 37 35 23.3
5.5 4.5 38 36 23.8
6 5 38.5 36.5 24.2
6.5 5.5 39 37 24.6
7 6 39.5 37.5 25
7.5 6.5 40 38 25.4
8 7 40.5 38.5 25.6
8.5 7.5 41 39 25.9
9 8 41.5 39.5 26.3
9.5 8.5 42 40 26.7
10 9 43 41 27.1
10.5 9.5 43.5 41.5 27.6
11 10 44 42 28.0
11.5 10.5 45 43 28.4
12 11 45.5 43.5 28.9
12.5 11.5 46 44 29.3
13 12 47 45 29.9

Women’s Size Guide

  • Our sneakers run true to size.
  • If your shoe sizes varies (for example, sometimes you’re an 8, sometimes you’re an 8.5) we recommend sizing up.
USA Women UK EU BR Foot Length (cm)
5 2.5 35 33 22
5.5 3 36 34 22.5
6 3.5 34.5 34.5 22.9
6.5 4 35 35 23.3
7 4.5 36 36 23.8
7.5 5 36.5 36.5 24.2
8 5.5 37 37 24.6
8.5 6 37.5 37.5 25
9 6.5 38 38 25.4
9.5 7 38.5 38.5 25.6
10 7.5 39 39 25.9
10.5 8 39.5 39.5 26.3
11 8.5 40 40 26.7
11.5 9 41 41 27.1
12 9.5 41.5 41.5 27.6
12.5 10 42 42 28
13 10.5 43 43 28.4
 
 

 

 
 

RAZER x CARIUMA

This collector’s edition OCA is made with GOTS-certified organic cotton canvas, natural rubber and recycled plastics. They’re handcrafted to feel like the perfect broken-in sneaker, right out of the box. Of course, the star of this collaboration is our adorable sustainability mascot, Sneki Snek. This cutie will cheer you on as you walk, bike, or skate towards greener choices in your everyday life.

Every pair of Razer x Cariuma sneakers comes with two pairs of laces! One single-color, one two-tone, all made from recycled plastics.
1 Pair = Save 10 Trees

Product Description

Upper
Organic cotton canvas
LINING
Organic cotton canvas
SOLE
100% slip-resistant rubber
INSOLE
Mamona oil bio based cork insert with CARIUMA logo
LACES
Made with recycled plastics, and debossed metal aglets
CONSTRUCTION
Handmade vulcanized sneaker; fully-stitched outsole
Eco banner desktop background image Eco banner mobile background image
Tree Icon

Get a Pair of Sneakers, Save 10 Trees

Your pair saves 10 trees around the world—because when our planet thrives, everybody wins. The sale of this shoe supports the work of Conservation International and their efforts to protect the world's forests.

Your pair saves 10 trees around the world—because when our planet thrives, everybody wins. The sale of this shoe supports the work of Conservation International and their efforts to protect the world's forests.

This fundraising initiative with Conservation International is not applicable to sales in China and Indonesia.

Good-looking.
Crazy comfy.
Consciously made.

Cool Classic Look
Cool Classic Look
Ethical Factories
Ethical Factories
Natural Premium Materials
Natural Premium Materials
Recycled Packaging
Recycled Packaging
Handmade For Comfort
Handmade For Comfort
Carbon Neutral Shipping
Carbon Neutral Shipping