Polar Whale 2 Cryogenic Vial Racks Black Foam Storage Rack Holder Organizer Stand Transport Holds 50 Vials Fits up to 13mm Diameter Vials

Designed to fit 4ml vials up to 13mm diameter; Includes 2 holders, 50 vial capacity each. Great for storage, transport and organization. Made from lightweight yet durable high density waterproof, non-scratching, anti-rattle, non-toxic black foam material. Note: Avoid halogens, strong oxidizing agents, benzene, petroleum ether, aromatic and chlorinated hydrocarbons. Easy to clean (can be washed and rinsed, top rack dishwasher safe). Each measures approximately 7.5" x 4.5" x 1".