Kokatat Mens Gore-TEX Idol Dry Suit SwitchZip Technology SwitchZip technology allows the Idol to fully separate at the waist Waist zipper is used as a relief zipper and drop seat 3-Layer Evolution GORE-TEX Pro Shell fabric paired with 330 Cordura GORE-TEX Pro Shell to reinforce high wear areas Zipper placement sits between backhand and seat Zipper flap to protect zipper while using as a dry top