48PCS Set: Easily stack them into different shapes to create a personalized decoration effect! Suitable for fireplaces, fire pits, patios, and outdoor camping, ensuring warmth and comfort anywhere Compatible with Various Fuel Sources: Including gas and propane, allowing you to create a cozy atmosphere. They can be used with lava rock, fire stones, fire pit stones, or fire rocks, catering to your unique needs Reliable Usage: Unlike other fuels that produce ash and black smoke, these ceramic fireballs burn without smoke, making them ideal for both indoor and outdoor use. Enjoy warm moments without worry High-Temperature Withstand: Premium ceramic fiber withstands up to 800°C, with no risk of cracking, offering a secure and reliable way to enjoy warmth without any security concerns Ceramic Fireballs: Made from ceramic fiber material, heat-resistant, and no bad smell, ensuring security and reliability. The exquisite spherical design complements any style, enhancing your home’s decor, keeping you warm and cozy in cold weather