3-Layer Air up Height Increase Elevator Shoes Insole - 6 cm (2.4 inches) Heels Inserts for Men and Womenabout the productMaterial : Durable and soft PU.Instantly add 1.2 inches or 2.4 inches to you height (1 insert =1.2 inches, 2 inserts = 1.8 inches, All ( 3 inserts - 2.4 inches)Removable sole lets you choose your desired height, Discreet- no one will know you're wearing them.Featured air cushion function, makes them comfortable to wear. Can effectively prevent your foot soles slipping inside your shoes. To increase the comfort of your shoes.