Tree-Free Greetings TT02141 Celtics Basketball Fan 18-8 Double Wall Stainless Artful Tumbler, 14-Ounce 14 ounce double walled 18-8 stainless steel keeps drinks piping hot for hours No-spill ergo-molded sip lid Made of FDA compliant materials; BPA free and Proposition 65 compliant Hand washing recommended Great for Celtics Basketball fans