Premium Borosilicate DOF Glass – Built for Impact: Crafted from ultra-durable borosilicate glass, 3× stronger than standard glass. Crack-, chip-, and thermal shock-resistant. Dishwasher, microwave, and freezer safe. Timeless Tortoise-Shell Design – Warm & Sophisticated: Rich amber swirls in a bold tortoise pattern create a vintage-meets-modern aesthetic—perfect for elevating home bars and curated table settings. 10.15 oz Capacity – Ideal for Whiskey & Classic Cocktails: Classic DOF silhouette holds 10.15 oz (300 mL) total with a usable 8.15 oz (241 mL). Great for bourbon, negronis, old fashioneds, or spirits served neat. Measures approx. 3.54″ tall × 3.19″ wide. Set of 4 – Stackable & Display-Worthy: Sleek and functional, this 4-piece set is made for both cocktail lovers and entertainers. Stackable for easy storage yet stunning enough to leave out on display. Handcrafted & Gift-Ready by Kiss Drinkware: Expertly hand-finished in a family-run workshop using lead-free, non-toxic glass. Packaged in a tortoise-patterned gift box with ISTA-certified protection—perfect for gifting or personal indulgence. Raise the bar with this artisan-crafted set of 4 tortoise-pattern Double Old Fashioned glasses by Kiss Drinkware. Made from high-strength borosilicate glass—3× stronger than ordinary glass—these DOF tumblers are built to resist cracks, chips, and thermal shock. They’re safe for dishwasher, microwave, and freezer use, making them a smart choice for everyday enjoyment or elevated occasions. Designed to impress, each glass features rich amber tortoise-shell swirls that bring timeless warmth and high-design flair to your home bar or table. With a total capacity of 10.15 oz (300 mL) and a usable fill of 8.15 oz (241 mL), they’re ideal for sipping whiskey, bourbon, negronis, or your favorite lowball cocktails. Dimensions: approx. 3.54″ tall × 3.19″ wide. Whether you’re a seasoned mixologist or a casual host, this stackable, lead-free glassware delivers style and performance in equal measure. Carefully packaged in a tortoise-themed gift box and ISTA-certified for safe shipping, this set makes a thoughtful gift or a refined upgrade to your personal collection. Click “Add to Cart” and serve your next drink in style.