About this item: No pressure on the face: T-shaped 360°+180° special design, no pressure on the face when wearing, you can adjust the hood according to your needs when wearing. Not afraid of fatigue: long-term wear is not afraid of tiredness, 180° decompression design, 34% weight reduction, can reduce 98% fatigue. Improved Side Straps: The side strap is made of upgraded ABS+PC material, which is both environmentally friendly and extremely strong. They have passed over 15,000 bending tests without breaking, making them more stable and durable. Adjustable and Flexible: The back knob is flush with the vr headset with no bumps, making it comfortable to wear and use while lying down. Easily adjusts for elasticity and fits head circumference of 16.9-24.8 inches. Easy to Install&Store: The head back padding is also detachable, can easily take off and put in, easy to clean, it also can perfectly fit in the Official Carrying Case and most 3rd-party carrying cases on the market. Easy to Wear: The 60° adjustable hinge allows you to easily flip the head strap over and snap our strap into place, push the back of the head strap to adjust to the proper fit width for your head circumference, and fine-tune with the round knob on the back! This feature is especially useful for eyeglass wearers.