Cool and warm stainless steel bottle. with Screw on cap sides are flat and easy to hold, and the bottom has a non-slip silicone;No materials containing BPA or lead;[Heat retention effect] Heat retention time 6 hours: 74 degrees or more [Cold retention effect] Cold retention 6 hours: 6 degrees or less (Japanese temperature display standard);Size (approx.): Diameter 8cm Height 25cm Capacity 470ml Diameter 4.2cm;Weight: 380g;Material: Body: Stainless steel Lid: PCT Packing: Silicon rubber Non-slip bottom: Silicon; Note excellent condition except small dent in cap shown in pic