1、The imitation of the sole design makes you comfortable to wear, not easy to slip, and sticks to the heel. 2、Using high‑density elastic cotton, slow rebound and relieve pressure, so that the heel is evenly stressed, and it is not easy to fatigue after long wear. 3、The breathable mesh on the face differentiates into prominent massage points, which have a non‑slip friction effect. 4、The hardened black EVA support layer makes it difficult to deform when stepping on it. 5、Blue Osolai stretch cotton can slow pressure and absorb shock, which is comfortable and can prevent fatigue. Condition:100% Brand New Item Type: Shoe LiftMaterial: EVA, Differentiated Mesh Cloth, Osolay Stretch Cotton, RB Shock Film Optional Type: 2cm, 3cm, 4cm, 5cm Color: Blue Choose different height insoles according to different shoe types, unisex Height Length Width Weight Suitable for Suitable shoe type 2cm / 0.8in 14cm / 5.5in 6cm / 2.4in 40g / 1.4oz Unisex General shoes 3cm / 1.2in 14cm / 5.5in 6cm / 2.4in 50g / 1.8oz Unisex General high-top shoes 4cm / 1.6in 14cm / 5.5in 6cm / 2.4in 60g / 2.1oz Unisex High-top shoes 5cm / 2in 14cm / 5.5in 6cm / 2.4in 80g / 2.8oz Unisex Super high-top shoes 1 x Pair of Shoe Lift