The Harbor Trail Vacuum Camp Mug features a copper lined, vacuum insulated liner that maintains optimal 10X drinking temperatures. The sweat-free design includes a push-on, leak-resistant AS plastic flip top design with a Tritan snap locking closure lid. The mug also features dual-walled stainless-steel construction with a powder-coated finish, a stainless-steel top rim and a laser-engraved Ruger logo. Hand wash only recommended - avoid submersion for extended periods.. The mug is 9.125"H x 5.25"W x 4"D and is covered by the manufacturer’s 1-year limited warranty. Made by Urban Peak.