our sport bottles are practical and good-looking,light weight and durable to outside using,rotproof and insulated for hot water pouring,can keep cold for longer time,especiallt in summer.any colours and customerized designs are available for us.We can the capacity range is 400ml500ml,600ml,750mlmaterial:stainless steel(18/8 or 201)/pure high-quality aluminumpackage:each is put into a poly bag,then colour box and carton. Show More