1Pc Glitter Silicone Boot for Stanley Cup: 2.95In non-slip soft protective boot for Stanley 30/40oz tumbler & 12-24oz Hydro Flask bottle Food-Grade Silicone Material: Soft elastic silicone, soft and odorless; glitter design for nice look, wear-resistant, anti-deformation, collision-resistant. Multi-Cup Adaptable Design: Precise size fits target cups tightly without slipping; non-slip bottom lines enhance stability Multi-Protection Function: Prevents scratches and paint peeling; anti-slip and anti-tipping; heat-insulating and anti-scalding for comfortable holding Easy to Use & Store: Directly slip on cup bottom, easy to remove; foldable silicone, convenient for storage and carrying 1Pc Glitter Silicone Boot for Stanley Cup 30/40oz Tumbler,2.95In Non-Slip Soft Silicone Cup Protective Boot for Stanley 12-24oz Hydro Flask Bottle