PREMIUM LEAD-FREE CRYSTAL This Whiskey Glass uses lead-free crystal glass and laser cold incision technology, it is easy and comfortable to sip or hold your drink. The thickened soda-lime glass base gives durability and a perfect balance. Healthy and safe, round and smooth, tastes more comfortable PERFECT GIFT FOR WHISKEY LOVERS the 290 ml capacity is ample for perfectly savoring multiple shots of your best whisky, scotch, or bourbon. A perfect gift for men or women for Birthdays, Mother’s or Father’s Day, Engagements, a Wedding Anniversary, Christening, Valentine's Day, Thanksgiving, or just as a surprise. HIGH-QUALITY REUSABLE ICE CUBES (INCLUDED) The package includes four stainless-steel reusable ice cubes along with a stainless-steel ice tong. This product is made of food-grade 304-Stainless-Steel and frozen liquid, which freezes faster and longer than other whiskey "ice stones" with a freezing speed 10 times faster than other "ice stones". It is more sanitary ,durable and does not affect the original taste of the whiskey.