Ultraboost 21 Solar Red / Core Black / Gold Metallic Running Shoes Store:Adidas Store They're made from organic canvas

They're made from organic canvas that's overlayed with soft suede and have a special lacing system that's designed to tie around your ankles for a neater look

and that’s exactly where this low-top pair is headed

featuring a 8cm sole made out of the softest spongiest material we've ever used

with lime and orange hits at the heel contrasting waves of red

Ultraboost 21 Solar Red / Core Black / Gold Metallic Running Shoes Store:Adidas Store They're made from organic canvasPrototype after prototype. Innovation after innovation. Testing after testing. Meet us in the hot pursuit of the pinnacle harmonization of weight, cushioning, and responsiveness. Ultraboost 21. Say hello to incredible energy return.