Under Armour Dominate 24 Ounce Vacuum Insulated Stainless Steel Bottle with Flip Top Lid THERMOS vacuum insulation for maximum temperature retention; keeps cold for 20 hours One-handed, push-button lid operation with hygienic cover and locking ring; flip up, clip on carry loop Durable stainless steel interior and exterior Soft touch silicone grip is comfortable to hold 24 ounce capacity