Invisible insole for height increase, from 3 to 9 cm, booster cushion, adjustable fit, shoe heel insert, larger support, foot pad, absorbent. Increased height: adds 3 cm to 9 cm of height. Suitable for sneakers, formal, or casual shoes, these insoles fit into most shoe types and help you appear noticeably taller. The elevator shoe insoles are designed to remain hidden, so no one will know the secret behind your added height. Breathable design: features air-cushioned cups that provide maximum comfort for the heels and help keep feet feeling fresh and relaxed throughout the day. Thickness is optimized to avoid making shoes feel too tight. Features: adjustable height, discreet, comfortable, impact-resistant, breathable. Material: EVA, fiber. Color: Black. G : Unisex. Size: One size. Full cushion fits shoe sizes 22.5 cm to 27 cm; half cushion fits size 12.5 cm. Note: Manual measurement may result in a 0.5 cm variation. If you have any issues upon receiving the product, please contact the seller before leaving feedback. Package includes: 1 pair of height-increasing insoles.