Ceramic wool sponge 6pcs Table Top Firepit Sponge Cotton Core for Bioethanol Fireplaces Ceramic Wool Fiber Insulation(85x85x25mm). Stable material, reusable: table top firepit sponges are made of high-density fiber material, with a cotton-like soft feel, effective fire retardant, not easy to burn, reusable and durable.
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