OS1st AF7 Ankle Bracing Sleeve (Left Ankle) Size:XXL This massage tool includes 3

This massage tool includes 3 blue and gray gears that have our softest Skin Surface Technology (SST) that accurately connect with the skin and fascia

Mesh:  69% Nylon

they've created the optimal midsole for a seamless weight transfer from heel to toe

Steady strides: A refreshed upper offers more breathability than prior versions and is designed to offer a generous

Why You'll Love It: Maximum cushioning provides a comfortable ride for everyday runs

OS1st AF7 Ankle Bracing Sleeve (Left Ankle) Size:XXL This massage tool includes 3The AF7 Ankle Bracing Sleeve helps treat swollen or weak ankles, without restricting movement. The Brace is lightweight and is made up of nylon and K zone technology. This nylon technology allows for more flexibility in and around the ankle area. K zone technology has some of the same benefits of taping while avoiding the restrictiveness of tape.