The Sonic-Pro HDZ takes the durable design of the Sonic-Pro HD wader and incorporates a waterproof TIZIP zipper for ease and comfort on the water. With its added features, fit, and durability, the HDZ helps anglers maximize their time on the water. The Sonic-Pro HDZ features an ergonomic 3.5mm neoprene bootie with a 4mm bottom for additional comfort and increased durability against punctures. The waiters feature a snap tab to secure the zipper, anti-corrosive hardware, a large water-resistant chest pocket, integrated tool dock on the left chest pocket, and a two-sided fleece hand warmer pocket with water resistant zippers. The slim wading belt is compatible with a majority of pliers and staffs. About the brand: Edington designs and produces innovative high performing fly fishing products, as well as trending apparel inspired by the Pacific Northwest. Edington is owned by Far Bank Enterprises. Far Bank is an integrated manufacturer and distributor of fly fishing products, including fishing rods, fly reels, fly lines, leaders, tippets and performance outdoor apparel. Search Amazon for a complete list of Edington products or check out Far Bank's other brands Sage and Rio.