Ice Flow Flip Straw Tumbler - 40oz Size:One Size Fine Gauge Knitting: Unprecedented durability

Fine Gauge Knitting: Unprecedented durability and our unique "put it on

The quarter strap webbing is made with 100% recycled polyester fibers

The Speed Lock+ adjustment system allows you shorten it to backpack size in a flash

precision machined aluminum reel seat w/lock ring

Nine points of adjustment offer a customized fit

Ice Flow Flip Straw Tumbler - 40oz Size:One Size Fine Gauge Knitting: Unprecedented durabilityThese bold, colorful tumblers are made to keep you hydrated in a fully functional style. Ideal for car commutes or workouts at home, it has a built in flip straw for easy and effortless sipping. Snap it shut and the double wall vacuum insulation will keep your drink extra cold for hours. To help you live a sustainable lifestyle, the IceFlow Tumbler is made in part from recycled plastics sourced from discarded fishing nets, sparing our waters of