This product is an efficient additive to protect automobile engine against freezing and overheating. It is rust, corrosion and foam resistant, harmless to metal, plastic and rubber parts. It is suitable for water tanks and all the cooling system components throughout the year.Long life coolant Packing: Model no.: MC325 Specification: 2kg x 6 or 4kg x 6 Canton dimensions: 36 x 27 x 24mm or 44 x 23.3 x 28mm G.W.: 13kg or 17kg Anti-freezing fluid Packing: Model no.: MC-326 Specification: 2kg x 6 or 4kg x 6 Carton dimensions: 36 x 27 x 24mm or 44 x 23.3 x 28mm G.W.: 13kg or 17kg