THE CONNOISSEUR'S CHOICE - Set includes 6 x Handcrafted premium granite round whiskey chilling stones (1.37" diameter and 0.78" thickness), 1 x hardwood presentation and storage tray. Trust our award-winning leading brand. HIGHLY EFFICIENT - Fast-cooling non-diluting round solid granite stones used to perfectly cool fine spirits without watering down your drink. The round edges will avoid scratching your glass unlike square-shaped stones. ENHANCE DRINKING EXPERIENCE - Our solid rocks let you appreciate and rediscover original true spirits flavors. Easy to use and wash, our sipping stones are perfectly suited for beverages too! NATURAL & UNIQUE GRANITE STONES - Each of our 6 eco-friendly sipping rocks has a different color and granite style making each set unique and stand out beautifully. While most stones on the market are cheap soap/basalt stones, we offer top of the line solid & premium granite. LIFETIME WARRANTY - R.O.C.K.S. is a great choice for a whisky gift or to celebrate a special occasion like a father's birthday, a wedding gift or housewarming gift. Our chilling rocks are stunning and loved by whiskey lovers.