🔹90% recycled 18/8 stainless steel 🔹Double-wall vacuum insulation 🔹Dishwasher safe 🔹Stacks infinitely 🔻SPECS🔻 🔹HOT 45 MINS 🔹COLD 4 HRS 🔹ICED 15 HRS 🔹Weight: 0.50 🔹Dimensions: 3.43L x 3.43W x 5.75H in