Feature: 1. 1. This insole is double-sided, with smooth and pebble sides. This amazing insole can help remove fat and swollen lymph nodes without any complicated procedures. 2. 2. Body detoxification and slimming massage insoles. Improve blood circulation, eliminate foot odor, dissipate heat, fight fatigue, restore energy in any situation. 3. 3. Pebble lymphatic drainage insoles for both men and women promote healthier blood circulation! A variety of health functions to help relieve discomfort, reduce fatigue, muscle tension, anxiety. Improve blood circulation, balance sleep, and be more energetic. 4. 4. Cobblestones cover multiple acupuncture points on the feet, accurate to each point on the soles of the feet. Massage can help foot health and resistance, improve foot disease. 5. 5. The insole includes left and right insole, which can be adjusted according to the size of the foot. Simply place your feet on the massage insoles and cut them to the size of your feet to get the best size for you. Massage while walking or standing to reduce muscle soreness. Specification: Product material: TPRSize: 35-40, 41-45, can be cutProduct Net Weight: female: 123g; male: 147gProduct gross weight: female: 125g; male: 148gProduct packaging: OPP packageDimensions after packing: 30x10x1cm Package List: 1 pair of Massage Insoles Note: There is 2-3% difference according to manual measurement. Please check the measurement chart carefully before you buy the item.Please note that slight color difference should be acceptable due to the light and screen.