Features:Material: PVC + goose downSize: 35-44 yards (can be cut freely)Increased height: half cushion with three layers, 6 cm; half cushion with four layers, 7.5 cmStyle: half padded three layers, half padded four layersColour: BlackQuantity: 1 pairPackage content: 1 pair * insole1. Invisible insoleThis insole is equipped with a high-quality cushioning layer to prevent heel vibration. Our foot pads are designed to provide extra support for your arch and sole. Invisible elevator design makes you look taller2. Universal designSuitable for most styles of shoes-boots, sports shoes and sports shoes, etc. The heightening insole can be adjusted according to the type of shoe.3. Multiple choicesThere are 3 different options-2 layers: 6 cm; 3 layers: 7.5 cm; let you choose the number of layers and height you need The insole is also suitable for mens and womens footwear, and can be easily removed when you dont want to use it.4. Featured air cushionThe insole has an air cushion cap, which can provide the maximum comfort for your heel and let you feel relaxed all day long. Adjustable height function makes them comfortable to wear. The insole has superior shock absorption and flexibility, and is not easy to deform.5. Comfortable fabricsBreathable fabrics help air circulation, prevent moisture accumulation, and reduce heat and friction fabrics help keep your feet cool, dry and odor-free during strenuous activities-keep your feet comfortable, healthy and healthy No blisters.