Collegiate Rally Protein Shaker

Double Wall Insulation: Keeps beverages hot or cold for hours.Leakproof: Twist-on lid includes handle loop for easy carrying. Spout pops open for easy drinking access. Compatible with Simple Modern Classic Tumbler vessels. Durable: Made of premium 18/8 stainless steel.Cupholder Friendly: 24 Ounce Capacity – Measurements marked inside vessel Shaker Ball IncludedLimited Lifetime WarrantyPat/Pat Pend.