Men's Ultraboost 21 Primeblue Shoes NFL J21247-871

J21247-871

Warm and soft

M31MS600-349

Treadlite by UGG Proprietary compound which increases cushioning and traction for a supremely lightweight

The upper includes a snakeskin print throughout

Men's Ultraboost 21 Primeblue Shoes NFL J21247-871ULTRABOOST 21, SAY HELLO TO INCREDIBLE ENERGY RETURN. The definition of best never rests. When we dropped the first Adidas Ultraboosts, they were the best running shoes we ever made. With each new update, we raise the bar. Now you get the cushioning you didn't know you needed with the energy return you've always wanted. This version features 6% more Boost capsules and a supportive Adidas Primeknit+ upper. It gives you an extra push of energy in each