Size: XS (W5/M3.5-W6.5/M5) S (W7.5/M6-W9/M7.5) M (W8/M6.5-W9.5/M8) L (W10.5/M9-W12/M10.5) XL (W12/M10.5-W15/M13) Color: Blue Package:1 pairs Premium arch support inserts: Arch support insoles help evenly distribute body weight, reducing pressure and burden on the feet. This is particularly beneficial for individuals who stand or engage in physical activities for extended periods, as it can minimize fatigue and discomfort. Friendly notes: Insoles should be replaced on a regular better foot health. put the insoles in a ventilating place to keep them dry and fresh. clean insoles: clean with warm water, not machine-wash.5. Easily trimmed: Insole size can be cut according to your shoes, in the back of the insoles have a clear cut line. Full-length insole that can be easily trimmed to fit your shoe size.It is also possible to cut a new insole based on a comparison of the original insole. 4. Arch stability insoles are suitable for closed loose-fitting footwear: The insoles is designed for wider, high volume shoes, such as work boots, basketball shoes, running shoes, casual shoes, sneakers, ski boots, hiking boots, etc. It is not suitable for shoes with small space such as football shoes and cycling shoes. 3. Shock-absorbing breathable sport insole: These premium arch support insoles boast multiple layers of cushioning, combining durable TPU with cushioning PU foam layers for stability and outstanding shock absorption during physical activity. Their soft, breathable honeycomb mesh fabric minimizes heat and friction, keeping feet cool, dry, and banishing odor. 2. Pain relief: Combat foot issues with rigid arch support, minimizing the risk of Plantar Fasciitis overstretch. Ideal for conditions like flat feet, fallen arches, bunions, low back pain, Achilles Tendonitis, and Ball of Foot pain. 1. Humanized design: These are the best orthotic insoles as they provide equal load distribution for the spine and joints, helping to reduce pressure on the feet and relieve pain in the lower back. The inserts for men and women help align the foot and ankle, promoting proper body mechanics.