SON.hyx Crystal Clarity: Made with SON.hyx lead-free blown crystal, offering remarkable clarity, break resistance, and refined craftsmanship for a sophisticated sipping experience. Stable Thick Base: The thick, weighted base ensures greater stability on tabletops and provides a solid, balanced grip for whiskey, cocktails, or spirits on the rocks. Laser Cut Rim Finish: Enjoy smooth sipping with fine reinforced rims that are laser cut for accuracy and comfort—combining visual beauty with a polished drinking edge. Timeless Versatility: The classic yet modern design makes these glasses ideal for everyday use or upscale entertaining, suitable for any setting from casual to formal. Dishwasher Safe & Guaranteed: Designed for easy care, these glasses are dishwasher safe and include a 25-year guarantee against rim and foot chipping or dishwasher discoloration.