Whether entertaining in the kitchen or on the back patio, our recycled stainless-steel Rocks Glass will add sparkle to any happy hour. The light-reflecting Prismatic interior creates the look of cut crystal, making your cocktails appear to glow from within. Our legendary double-wall vacuum insulation will keep your Old Fashioned iced every sip along the way. You can use your Rocks Glass for mulled wine and hot toddies, too. A non-slip silicone base protects the surface of your table and keep your glass in place. Recycled 18/8 stainless steel, BPA-free Double-wall vacuum insulation Silicone base Dishwasher safe Diameter: 3.2 inches Weight: 0.5 lb