Experience cloud-like softness and shock protection with these 4D insoles-designed to relieve fatigue and keep your feet fresh all day. Features: Shock Absorption Design: Reduces pressure on heels, ankles, and knees to prevent soreness and fatigue, providing lasting comfort throughout the day. Soft and Supportive Cushioning: Delivers a lightweight, breathable feel while ensuring durable support and shock-absorbing sole. Breathable and Odor-Resistant: Moisture-wicking fabric promotes airflow to eliminate sweat build-up and prevent odor, keeping feet cool and dry. Trim-to-Fit Design: Customizable to your shoe size-simply trim to fit. For optimal comfort, remove your original insoles before inserting these. Extra Padding for Maximum Support: Customizable to your shoe size, designed with a trimmable structure, allowing them to match your footwear.For optimal comfort, remove your original insoles before inserting these. Specifications: Material: PU, Fiber Fabric Size (Insole Length): S: 23 cm (Fits Women Size 5-5.5) M: 24.5 cm (Fits Women Size US Size 6-6.5) L: 25.5 cm (Fits Women Size 7.5-8) XL: 26.5 cm (Fits Men Size 7-8) 2XL: 27.5 cm (Fits Men Size 9-10) 3XL: 28.5 cm (Fits Men Size 11-12) Note: For men, we recommend selecting one size up. Color: Grey, Black Package Contents: 1 x Pair of 4D Insoles Please Note: Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.