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 - 9 cm of lift. Suitable for sneakers, formal shoes, and casual footwear, these insoles fit into most shoe types and help you appear noticeably taller. The elevator insoles remain discreetly hidden inside your shoes, so the boost in height stays undetectable. Breathable design: Features air-cushioned cups that provide enhanced comfort and support for the heels, promoting all-day comfort. Designed with optimal thickness to ensure a secure fit without making shoes feel too tight. Features: Adjustable height, discreet appearance, comfortable, impact-resistant, breathable. Material: EVA, fiber. Color: Black. Gender: Unisex. Size: One size. Full cushion fits shoe sizes 22.5 cm - 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 directly for assistance. Package includes: 1 pair of height-increasing insoles.