Features:The product is especially light, and there is no pressure on the head, which is especially easy; Personalized optical lenses, do not get dizzy for a long time; The special EVA material is not easy to deform and crush (compared to the material of the carton); Exclusive design, more holes, better heat dissipation; There is a cargo port at the bottom, so you can add energy to your love machine at any time, so you can have fun without worrying. (The hole without heat, the heat of the host can not be dissipated in time, play for a long time will be full of sweat, in addition, the has no charging port, the host has no power to stop and recharge before you can continue playing). Stretched head strap design, it does not matter if your big head and small head are compatible, free your hands and make a more comfortable game Weight: approximately 120g Color: black Material: EVA size: 21x11.2x15.6cm Package includes: 1 x VR 3D glasses Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.