Snap it shut, and the double-wall vacuum insulation keeps your drink ice-cold and leakproof for hours. Whether you're on your daily commute or working out at home, this tumbler fits perfectly in your cup holder, treadmill, or spin cycle. Plus, it features a folding handle for easy portability. Go green with this sustainable choice, partially crafted from recycled plastics, helping to reduce plastic waste in our oceans.18/8 stainless steel, BPA-freeDouble-wall vacuum insulation12-hours cold / 2 days icedLeakproof flip strawEasy-to-carry handleCar cup holder compatibleDishwasher safeWeight: 1.5 lb.Dimensions: L3.5 x W4.1 x H9.8in