ï·They are made of 100% ABS Plastic (Acrylonitrile, Butadiene & Styrene), also known as Engineer grade Plastic. ï·High Impact Resistant Door (638 Newton) & Heavy Duty Body (withstand up to 1900kgs force in per unit) ï·Dent & Scratch Resistant: Textured surface are resistant to scratches. Material resists dents ï·Antirust: Plastic lockers will never rust ï·Moisture corrosion & insect resistant ï·Easy to Clean: Easy cleaning & low maintenance ï·Odor Proof: Plastic lockers will not absorb gym odors ï·Our boltless design- absolutely no tools required- allow easy DIY style installation and replacement of damaged parts ï·Quick Ship: Quick Ship availability and shipped in knock down form, assembly is swift and easy ï·Shelf: Solid Plastic Adjustable shelving to form additional storage space ï·Available in multi-tiered units: Different sizes and colors of locker unit can be mixed and matched ï·Multiple colors selection for doors. See below Standard & Optional colors ï·Multi Lock System: Key , Keyless , Coin , Coin Return, Pad Lock, , Without/Handle Lock ï·Warranty: 3 years warranty on manufacture defects ï·Wide ideal application: theme parks, hypermarkets, shopping malls, swimming pools, hot spring, GYM, schools, factories, other public access areas & others