Hydro Flask Cooler Bag 12L - Soft Insulated Tote (Surf)The Hydro Flask 12L Cooler Bag in vibrant Surf combines premium insulation technology with sustainable design for the ultimate portable cooling solution. Crafted from 100% recycled polyester with a durable coating, this soft sided cooler holds up to 20 cans while maintaining its streamlined profile. The welded, leakproof FDA food grade liner ensures no messy spills, while lightweight insulation keeps contents cold for up to 24 hours with an ice pack.