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-free Double-wall vacuum insulation 12-hours cold / 2 days icedLeakproof flip straw Easy-to-carry handle Car cup holder compatible Dishwasher safeWeight: 1.5 lb. Dimensions: L3.5 x W4.1 x H9.8in