【 Ingredients 】 Water, glycerol, PEG-60 hydrogenated castor oil, glycerol polymethyl methacrylate, propylene glycol, triethanolamine, menthol, sodium hydroxide, acrylic acid (ester)/C10-30 alkoxyl acrylate cross-linked polymer, dipotassium glycyrrhizinate, PVM/MA copolymer, polyethylene glycol 8, butanediol, hydroxyethyl cellulose, sodium hyaluronate, methylisothiazolidone, iodopropylenol butyl carbamate. Birkin is a high-end female external toy with exquisite design and elegant appearance. It is made of soft medical silicone material, with a delicate and comfortable touch, ergonomically designed, and easy to grip and operate. Birkin has a variety of different vibration modes and intensities, which can meet the needs and preferences of different women. Its strong vibration can bring strong pleasure and stimulation, allowing users to enjoy the ultimate sexual pleasure. In addition, Birkin also has waterproof function, which can be used in bathrooms or swimming pools, inc…