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.The 6.7oz/200ml 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,