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, fitting into almost any shoe type to help you appear taller. These elevator shoe insoles remain hidden, so no one will know the secret behind your added height. Breathable design: features air-cushioned cups that provide maximum comfort for your heels and help keep you comfortable 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. Gender: 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 experience any issues upon receiving the item, please contact the seller before leaving feedback. The seller will assist in resolving any concerns. Package includes: 1 pair of height-increasing insoles.