Weatherproof Boot, Color Black, For 4 and 5 Wire 20 and 30 Amp Twist Lock Connector Bodies, Material Elastomer, Protects from UV Rays and Many Chemicals, Handgrip Knurls, Accomodates Range of Cord Sizes with Step Cord Entry Also known as -Hubbell HBL6036 Wiring Devices Seal-Tite Triple Seal Boot Elastomer-HUBBELL WIRING DEVICEKELLEMS HBL6036 Boot, Weatherproof, Blk