The steel bottle and cork go in the dishwasher, the bottle has plenty of room for dish brush! The bottle is made of stainless steel. The cork is made of plastic and is BPA and phthalate free. Bottle name tags can be purchased separately. Height: 18 cm. with cork. Diameter: 7.5 cm. Weight: 118 gr. Holds approx. 500 ml. The bottle is made of stainless, recyclable steel. No phthalates or BPA were found in the plastic. Transport dimensions: 19 cm x 8 cm x 8 cm (LxWxH) Diameter: 8 cm. Weight: 0.1180 kg. TOUGH 500ML STEEL BOTTLE - SUPER EASY TO CLEAN! There are many matching Blafre products for our bottles. The plastic in the cork is very durable and can withstand dishwasher. Avoid cooking the cork or high temperature (the shape of the cork may change). Be sure to screw the cap back in well before putting it in the bag.