Patagonia Yulex Wading Socks with Gravel GuardOverview Perfect for minimalist wet wading, our comfortable, durable, neoprene free Yulex wader booties are made with 85% natural rubber and 15% synthetic rubber by polymer content. The fold down gravel guards attach to wading boot laces with hooks. Fair Trade Certified sewn. Style No. 88385 Features Ideal for Wet Wading Fold down gravel guards attach to wading boot laces with hooks Construction Details Footbed is made with dense Yulex neoprene to