Size: (About) Outer diameter 3.8 ﾃδ Height 5.2cm;Polypropylene: 18-8 stainless steel body cap;Heat-resistant temperature: 120 ﾃ｢ﾂﾂ;Cold-resistant temperature: -20 ﾃ｢ﾂﾂ;2.5 ﾃδ 2.5cm: a size unplugged