You can trust Stanley for quality and durability with the Classic One Hand 16 oz. Vacuum Mug. The vacuum insulated body and thermal lid keep drinks hot 6 hours, cold 24 hours so it's perfect for people on the go. This handy Stanley mug opens and closes one-handed, so you can keep your attention on the road or on the job. It fits in a car cup holder, is easy to clean and dishwasher safe. Just press the button to drink--let go and it's leak proof.Vacuum insulated body + thermal lid keep drinks hot 6 hours, cold 24 hours Push button lid lets you open, drink, close with one hand Leak proof and fully packable Dishwasher safe lid disassembles for deep cleaning Double wall 18/8 stainless steel won't rust Size: L 3.25" x W 3.25" x H 9.4" Weight: 1.54 lb. Capacity: 16 oz.