Frogg toggs Canyon II Stockingfoot Chest Waders a built durable with premium materials, and innovative features. These waders feature 4-ply nylon upper and bring 100% waterproof/breathable protection, improved with exclusive Dri2Pore® technology for extreme water holdout and maximum breathability. All seams are then fully taped and sealed, ensuring watertight integrity. Featuring a chest pocket with splashproof zipper and built-in gravel guards. High-density, 4mm, form-fitting neoprene booties double-taped seams inside and out.