MEN SIZE 7/WOMEN SIZE 9 by shoe size. 70D nylon and PVC blend material gives the hip waders excellent abrasion resistance and water repellency. Simultaneously, and the thermoplastic's good stitching and welding techniques no water leaking. New 70D nylon and PVC material weighs 35% lighter than traditional rubber waders, more flexible in water and less energy spent, allows you to wear warmer clothes and hike in the river more comfortably. Non-slip sole with thicken PVC keep you safe in the water, lighter material and adjustable belts help a lot with your balance control. Reinforced shoe vamp for added puncture protection. Rugged boots tread pattern of OXYVAN waders with boots provides you with better balance and traction on wet and muddy surfaces, better grip means fewer slips and falls.