Quick-Flip Nylon Latchs *Silicon seal and feet *Removable carry handles *Stainess steel hings *Corner SS#304 bottle openers *With Leak-Proof Drain Plug *2 kinds lid designs for choice *EVA pad on top of lid for choice. External dimension:59.1*44*47CM (23.27*17.32*18.1 5") Internal dimension (cm):45.7*34.7*36.3C M (18*13.66*14.29" ) Carton size (cm):45.7*34.7*36.3C M (18*13.66*14.29" ) Gross/Net Weight:12.5/11KGS (27.56/24.25 LBS) Cold retention:â?¥5days at 77â??(25�°C) with ice fully filled Container Load Quantity:210PCS/20GP; 436PCS/40GP; 510PCS/40'HQ; Main Material:lldpe wall+pu formed insulation Volume:55Quart/52Liters Packing:1 opp bag +1 piece /carton