Set of 2 pink and gray hot water bottles. Material: Body (Silicone + PA) Cap (PC) Size: (approx.) 16*10*4.6cm Capacity: approx. 300ml Weight: approx. 136g Heat retention time: Room: approx. 3-5 hours In bed: approx. 6-8 hours (*Duration varies depending on room temperature and water volume.) BAOYOUNI Hot Water Bottle Silicone Cold protection, heat retention goods, hot and cold use, microwave safe Eco-friendly, energy-saving, heat-retaining, long-lasting temperature, suitable for shoulders, feet, and abdomen, suitable for menstruation, gentle on the body, for hands and feet Thank you very much for viewing. No price reduction / Shipping delays may occur during bad weather / Anonymous shipping *Instant purchase is welcome. *We try to ship within 24 hours. *Please refrain from price negotiations. *No pets, no smokers *We cannot accept cancellations after purchase for immediate shipment, so please be careful. *Please ask any questions in the comment section before purchasing. *If there are any unclear points in the product description or if you would like to see additional photos, please contact us in the comment section. *We appreciate your understanding of items stored at home. *We plan to ship in simple packaging using recycled materials. Thank you very much! ☆ #86box