【Brand New】 Secret Insoles - 3.5cm Height UP Invisible pads that provide a 3.5cm height increase, offering peace of mind even when you take your shoes off. ・Product Name: Bionic Invisible Inner Heightening Pad ・Height: 3.5cm UP ・Unisex ※There are no specific size indications. Made of stretchy silicone material. ・How to Use: Wear it directly on your bare feet, then put on your socks. The insole is invisible, so you can feel secure even when you remove your shoes. ・Washable and clean Please note that due to shipping costs, the box will be opened, and the product will be folded and packed flat.