General description Crafted from high-quality tempered fire glass, these vibrant cobalt blue decorative pieces are designed to withstand high temperatures. They are resistant to melting, cracking, and do not emit smoke or ash, making them perfect for use in fire pits, fireplaces, or as garden accents. Their shimmering aesthetic enhances any space, providing a stylish and inviting atmosphere. Technical specifications Item Model Number: BJTL-CB20 Item Type: Reflective Crushed Glass Item Material: Tempered Glass Color: Cobalt Blue Main Material: Standard Fireproof Glass (Quartz Sand) Temperature Resistance: 1112 ℉ / 600 ℃ Net Weight: 20 lbs / 9.0 kg Item Dimensions: 1/2 inch / 12.7 mm Usage For optimal results, layer the fire pit glass rocks in your fireplace to a depth of 2-4 inches (50.8 mm to 101.6 mm) for an attractive and practical setup. These stones can be used to conceal gas pipes in fire pits while creating a captivating flame display. Ideal for aquariums, gardens, and various