This item is a pair of shoes cushions, which are made of durable and PU. The insoles have air cushioned caps which give maximum comfort to your heels and let you feel relaxed all day long. The insole can be cut to fit your shoes most. Fits for all types of shoes, Rugged surface massages feet to relieve pain. Appear taller with these shoe lifts. Features - Color: Red. - Material: PVC. - Shoe size S : 36~40(China) 25.2 X 8.6 cm - Shoe size L : 40~45(China) 27 X 9.2 cm - 2 Layer. - Featured air cushion function, makes them comfortable to wear. - The insole can be cut to fit your shoes most. - Healthy insole, healthy sports, healthy life. - The insoles have air cushioned caps which give maximum comfort to your heels and let you feel relaxed all day long. - Appear taller with these shoe lifts.