Features: 1. Three-layer fire-resistant fabric which can be burned for 10 minutes under the open flame of the brazier without burning. 2. The hard shell does not need a skeleton does not need to be installed and is ready for use when opened. 3. 760*740*420mm large volume suitable for most engraving machine products in the market and also compatible with most desktop CNC machines used to prevent debris and noise. [Please note]: This accessory is not compatible with the ATOMSTACK Hurricane 55W CO2 Laser Cutter. Specifications: Brand: AtomStack Model: FB2 Material: Inner fireproof cloth outer nylon cloth Product size: 760*740*420mm/27.56*27.56*18.11