GSI Outdoors Infinity Backpacker Mug Hydro membrane microfilter lasts up to

membrane microfilter lasts up to 2

Permafrost Insulation: Pressure-injected commercial-grade polyurethane foam in the walls and lid makes sure your ice stays ice

Outsole | Soft and Lightweight EVA outsole and midsole providing a lightweight cushioning and great packability

Ribbed collar

GSI Outdoors Infinity Backpacker Mug Hydro membrane microfilter lasts up toOur favorite mug, now in the GSI Eco line, leads the way when it comes to materials and manufacturing. Made from BPA free, non leaching polypropylene and wrapped in a recycled plastic (rPET) cloth. The insulated sleeve, non slip footing, and sealable sip through lid keep the contents warm (or cold) and free from spills, trail dust, and critters. A sturdy webbing handle gives a great grip and collapses flush for compact storage in your pack. The