-270 degree 1-way see through fabric is visible from inside and invisible from outside -Convenient to observe and aim with multiple windows-Noise free silent sliding window and brush-in loop for concealment-Equipped with hooks to fix the window for silent opening-150D flame-retardant blackout cloth is safe and lasting-Hub system and reinforced pockets form durable & stable design-Large door with double-sided zippers provides easy access-The large 58" x 58" x 66" can accommodate 2-3 person-Includ