Fizik R4B Uoma Mens Cycling Shoe

what is this?

If you want to have access to the latest shoe technology from Fizik, but can’t quite see your way clear to shelling out top dollar for it, take heart in the fact that the Fizik R4B Shoes, which come in both the Uomo and Donna versions, have received many of the same techy advancements as the R1B, but on a friendlier budget.

is this for me?

One of the most feature-packed shoes available, perfect for any rider looking to increase their foot comfort.

how does it work?

The R4B features Volume Control Technology and the Extended Power Strap for quick and easy adjustment to create perfect fit for comfort and performance.

It is complemented by a combination of a single Boa IP1 and micro-strap closure system and injected composite sole 


    • Materials: Microtex laser perforated
    • Outsole: Injected Composite Carbon Vented
    • Closure System: Boa IP1-A and Micro Straps
    • Insole: fi'zi:k Cycling Insole
    • Available Size: 40-47 and 48
    • Weight: 254g (size 42.5)

what else?

Length (mm)
36 230
36.5 233.5
37 237
37.5 240
38 5 6 243.5
38.5 247
39 250
39.5 6 7 253.5
40 257
40.5 7 8 260
41 263.5
41.5 267
42 8 9 270
42.5 273.5
43 277
43.5 10¼ 280
44 10¾ 283.5
44.5 10 11 287
45 10½ 11½ 290
45.5 10¾ 11¾ 293.5
46 11¼ 12½ 300
47 12 13 303.5
48 12¾ 13¾ 310
    $ 225.00

    $ 225.00

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    If those cycling shorts or helmet doesn't quite fit right, not to worry. If the item is NEW and UNUSED, you can go ahead and return the item to Live Grit within 60 days with it's original packaging for a full refund to your original payment method.
    Items that have been OPENED or USED may only be returned if defective or damaged. Product will be exchanged for the same product.

    Warranty issues should contact us at

    We apologize but we can not take returns on any nutritional items, gift cards, or opened personal care items (i.e. body glide, chamois cream, etc.)

    Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.

    If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.

    All returns or exchanges are welcome in store.

    Wetsuit Returns
    Wetsuits may be returned per the Live Grit return policy if they in original packaging, are unused and have no nicks or tears. If you have questions about the fit of your wetsuit, please contact us at or 312.436.2400 and let one of our experts help you choose the right suit.

    Gift Returns
    Items was marked as gift it will be returned for a gift card for the amount of the product and issued to the returnee. Please allow 14 days to receive the gift card. The gift receipt must be included with the returned item.

    To return your product, you should mail your product to: 1010 West Monroe Street Chicago Illinois US 60607 Customer is responsible for paying the return shipping costs. Shipping costs are non-refundable.

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