QUANTUM WIDE
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QUANTUM WIDE
Light, breathable, high-performance men's fitness trainer
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Fitness is about getting stronger and going longer. We made the QUANTUM to mold to your foot’s unique contours, giving you a natural fit that lets you find a whole new level of mobility. With light breathable material and excellent shock absorption for maxed-out comfort, the QUANTUM is the best trainer for walking, the gym, or any other fitness activity.
By helping you do more and go longer, the QUANTUM lets you connect with your best friends as you take fitness to new levels.
Something that supports you to new personal bests is more than a shoe — it's a KURU
Simple and Fast Free Shipping in the U.S.
All US orders ship free via standard ground service. (FedEx/USPS for Domestic, USPS for HI and AK). Faster delivery is available for a fee.
- Fast & Free Standard Shipping* - Almost every order ships within 1 business day. Most orders ship the weekday your order is processed. Your order will ship from the nearest warehouse that contains your items. Most standard ground shipments arrive within 5 business days or less. Many arrive in just a few days after your order has been processed. Weekend delivery is not available. (FREE SHIPPING Excludes International & US Territories)
- Expedited Overnight (1 Business Day) Shipping - $30* - Most orders ship within 1 business day (excluding weekends and holidays) of the order date. Expedited shipping times are based on business days after the order ships and it does not include order processing time. Weekend delivery is not available. Cut-off time for overnight shipping is 12 P.M. Eastern Standard time.
*Please see our Shipping Policy page for more information, including international shipping policies.
No-Hassle US Returns & Exchange Policy
We strive to live by the “golden rule” when it comes to online orders.
- 100% Free Returns & Exchanges Domestic US - Most who purchase KURU shoes end up keeping them. However, sometimes we do not become sole mates. Don't worry, because you can return your order for a refund or exchange for a different size or style within 45 days of the purchase date with no restocking fees. Every pair of shoes orders are permitted one exchange. If you find you need to place an exchange on an already exchanged item return the pair of shoes and place a new order.
Please see our Returns & Exchanges Policy page for full details.
- KURUCLOUD: Lightweight EVA foam delivers shock-absorbing cushion with each step.
- KURUSOLE: Responsive technology dynamically flexes to hug and protect your heels.
- ULTIMATE INSOLE: Contoured, dual-density foam provides superior arch support.
QUANTUM WIDE
Light, breathable, high-performance men's fitness trainer
Size Chart
US | International |
Women | Men | EU | UK | JP |
5 | 35 | 2.5 | 21.5 | |
5.5 | 35.5 | 3 | 22 | |
6 | 36 | 3.5 | 22.5 | |
6.5 | 37 | 4 | 23 | |
7 | 37.5 | 4.5 | 23.5 | |
7.5 | 38 | 5 | 24 | |
8 | 38.5 | 5.5 | 24.5 | |
8.5 | 7 | 39 | 6 | 25 |
9 | 7.5 | 40 | 6.5 | 25.5 |
9.5 | 8 | 40.5 | 7 | 26 |
10 | 8.5 | 41 | 7.5 | 26.5 |
10.5 | 9 | 42 | 8 | 27 |
11 | 9.5 | 42.5 | 8.5 | 27.5 |
11.5 | 10 | 43 | 9 | 28 |
12 | 10.5 | 44 | 9.5 | 28.5 |
11 | 44.5 | 10 | 29 | |
11.5 | 45 | 10.5 | 29.5 | |
12 | 46 | 11 | 30 | |
12.5 | 46.5 | 11.5 | 30.5 | |
13 | 47 | 12 | 31 | |
13.5 | 47.5 | 12.5 | 31.5 | |
14 | 48 | 13 | 32 |
Width
Women | Men |
Medium | Wide | Medium | Wide |
B | C+ | D | E+ |
US |
Size | Women | Men |
S | 5 - 8.5 | 6 - 7 |
M | 9 - 11.5 | 7.5 - 10 |
L | 12 | 10.5 - 12 |
XL | 12.5 - 14 |
International |
Size | EU | UK | JP |
S | 35 - 39 | 2.5 - 6 | 21.5 - 25 |
M | 40 - 43 | 6.5 - 9 | 25.5 - 25 |
L | 44 - 46 | 9.5 - 11 | 28.5 - 30 |
XL | 46.5 - 48 | 11.5 - 13 | 30.5 - 32 |
Understanding “FIT” notes:
ALL KURU shoes are sold in US sizing. IF the “FIT” note says “1/2 size small”, you should purchase a 1/2 size larger than your normal size (e.g if wear an 8, purchase an 8.5). If the note says “1/2 size big," then purchase a 1/2 size smaller than your normal size.