The 12 oz. TOPL Double Wall Recycled Stainless Steel 360 Tumbler is designed for smooth sipping and daily convenience. The patented leakproof lid design crafted from recycled polypropylene features a 360-degree design for sipping from any angle and also serves as the fill opening. No need to unscrew the lid! A locking mechanism prevents spills while on the go, and the lid fully disassembles for easy cleaning. Double wall 18/8 food-grade stainless steel construction with vacuum insulation keeps drinks hot or cold for hours and the sweat-proof, powder-coated finish offers a secure, no-slip grip. A built-in reprogrammable NFC chip on the base provides instant access to product info and care instructions with a tap. BPA-free and FDA compliant, this cup fits most coffee machines, car cup holders and combines smart features with sustainable materials for life on the go.