Suitable Shoe Type: Sports Shoes, Leather Shoes, Boots, Casual Shoes, Warm Shoes, Work Shoes Insole Function: Heightening Insole Suitable Season: Spring Style: And Specifications: . BK Cloth Is Also Called BK Mesh Cloth, Which Belongs To The Category Of Mesh Cloth And Is Often Used As An Auxiliary Material. The Main Component Is Polyester, Which Has Good Air Permeability And Wear Resistance, And Is Light And Comfortable. 2. In The Field Of Shoe Materials, EVA Refers To Ethylene-vinyl Acetate Copolymer And Its Rubber-plastic Foam Material, Which Has Excellent Characteristics Such As Good Shock Resistance And Decompression, Non-toxic And Degradable. 3. GEL Refers To A Kind Of Elastomer Material In Polyurethane Materials, Which Belongs To Arthur Glue. Through Its Strong Shock Absorption Ability, It Can Disperse And Absorb The Impact Brought By Footsteps Falling. 4. Memory Foam, Also Known As Slow Rebound Sponge, Has A Honeycomb Structure, Has Good Air Permeability, And Has Excellent Characteristics Such As Shock Resistance And Decompression, Heat Preservation, And Heat Insulation. 5. Good Elasticity, High Resilience, Soft And Skin-friendly, Comfortable For Feet. Package Included: 1 Pair x Insoles