Feature: 1. The product is designed for firewood stove tents, suitable for hot chimney tunnels. 2. Made of high quality fireproof glass fiber material(up to 572°F/300°C), practical and durable. 3. It is portable, safe and easy to use, which greatly increases the service life of the tent. 4. The anti-scalding protection ring for the firewood stove tube in the tent can prevent the tent from being burned. 5. It is strongly recommended to use it in conjunction with the firewood tent. Specification: Item Type: Tent Stove Jack Material: Glass Fiber Color: Black + Gray Size: Approx.23x20cm / 9.06x7.87inch Tent Structure: Single-layer account Construction Situation: Free construction and quick opening Spatial Structure: Two-bedroom Style Function: Mountaineering, ultra-light, warm Quantity: 1pcs . Package List: 1 x Tent Stove Jack Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. The hot tent stove jack uses highly flame‑retardant silicone glass fiber material (up to 572°F/300°C). 4. The product is designed for firewood stove tents, suitable for hot chimney tunnels.5. The anti‑scalding protection ring for the firewood stove tube in the tent can prevent the tent from being burned and greatly increase its life.