Our most technologically advanced wader is now available as a zip front wader. Silver Sonic Zippered Waders feature a full-length front zipper and are made of the same lightweight and durable 4-layer nylon fabric as our original Pack and Travel waders. Orvis SonicSeam® sonic-weld technology eliminates stitch holes and keeps you dry all day. 4-layer nylon fabric construction. Full length front zipper. Orvis SonicSeam® sonic-weld technology. Water resistant front zippered pocket. Flip out front pocket. Zippered hand warmer pockets. Self-fabric gravel guards with quick-drain panel. Anatomically correct, sculpted neoprene booties. Easy-adjusting wading belt included. Outer shell: 100% nylon