Insulated teapot with filter and lock, stainless steel coffee thermos, tea thermos, double-walled water bottle, teacup for tea, coffee, 450ml, Purple SUS304 stainless steelThe filter, inner layer, outer layer of the coffee bottle, and inner side of the lid are all made of SUS304 (18 or 8) stainless steel, which has no metallic odor and never rusts. The superfine 0.5 mm holes on the filter can be used for a more delicate brewing process with less tea residue Keeps warm and coldVacuum insulated water bottle keeps your hot or cold drinks for a long time thanks to double-walled vacuum insulation. The surface is coated with high-temperature baking, which is not easy to peel off, has a matte texture, and is comfortable to hold 360 waterproofThe lid of the teapot has an integrated silicone seal that prevents leakage from inside and outside, ensuring it can be safely placed in a bag without leakage or dripping during travel. 450ml capacity for easy drinking Slim and portableThe portable teacup is designed with a slim profile to fit various cup holders. Lightweight design that slides easily into a handbag. Non-slip base for stable placement. Perfect for indoor and outdoor activities such as office, gym, hiking, camping, yoga, etc Versatile drink cupThis elegant and multifunctional drink cup can be used for a variety of hot and cold drinks such as hot loose tea, cold brewed tea or coffee, fruit-infused water, flower tea, herbal tea, fresh mint, etc