Metal Type:Stainless Steel Certification:FDA,LFGB,SGS Feature:Eco-Friendly,Stocked Drinkware type:Stainless Steel Water Bottle Material:304 Double Wall Stainless Steel Inner Usage:Water Capacity:500ml The heat preservation time:6-12 hours Logo:Customized Logo Packing:Color Box Function:Keeping Drink Hot Cold Size:H23*D6.5cm Sample:Free