Stainless Steel Double Wall Vacuum Insulated. 304# Stainless Steel Inside , Matt Powder Coating Coloured Finish. Bpa Free. Product Colour: Black, White. Capacity: 500ml. Item Size: 235 mm X 68 mm. Decoration Methods: Rotary Digital Print: 180(W)X90 (H)mm. Laser Engraving: 32(W)mm X 60(H)mm. Screen Print-180(W)X90 (H)mm ( 1 Colour). 4C Direct Digital Print:45(W)mm X 60 (H)mm.