Product information:     

Material: plastic
Color classification: A 400ml+ plastic black cover, B 400ml+ plastic white cover, C 400ml+ silver aluminum cover, D 400ml+ silver aluminum cover+tea drain, E 500ml+ silver aluminum cover, F 500ml+ silver aluminum cover+tea drain , G type 300ml+silver aluminum cover, H type 300ml+silver aluminum cover+tea drain, I type sticker (15 stickers)