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. Suitable for sneakers, formal, or casual shoes, fitting into most shoe types to help you appear noticeably taller. These elevator shoe insoles remain hidden, keeping your added height discreet. Breathable design: features air-cushioned cups that provide maximum comfort and support for your heels, helping you stay 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 - 27 cm; half cushion fits length 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. Package includes: 1 pair of height-increasing insoles.