From Skip Hop, this organizer features: Convertible design fits 40-ounce tumblers Magnetic flap accommodates tumbler handles Tumbler holder converts to storage compartment 3 interior compartments for drinks and essentials Front zippered pocket and interior key leash Universal fit with adjustable straps  4.75L" long x 14.25" wide x 5.5" tall Nylon/polyester Spot clean only. Do not submerge in water Imported.