VEVOR Laser Engraver Enclosure, 31.5 x 31.5 x 19.6", Flame Retardant and Fireproof Protective Cover, with Exhaust Fan and Pipe, Insulates Smoke, Noise and Eye Protection, Fits for Most Laser Engraver

Interior size is about 31.5" × 31.5" × 19.6" Real usable engraving floor space is ~30" × 30" max Height is limited to about 16–18" safely (laser head needs clearance) You can’t use the full height or edges due to gantry movement So maximum practical item size ≈ 30" × 30" × 16–18" tall If this answer does not resolve your issue, please contact us again for assistance.