Height Increase Insoles: Instantly Boost your height up to 3 inches Adjustable heel lift: Stack 1, 2 or 3 layers to customize height (1"-3") based on shoe type and occasion Trim-to-fit: For Mens Shoes size 10–12.5 (also available in Mens 7-9.5) Simply cut along guide lines for a precise fit in most shoes All day comfort: Breathable material keeps your feet cool and dry – perfect for all-day wear at work, the gym, or social events Lightweight, comfortable and discreet – the insoles stay hidden inside your shoes while providing extra support and stability Lifetime Warranty: If you don't love them, please contact us! Benoo Height Increase Insoles for Men (3 Layers)