Feature: 1 made of sponge material, smooth and comfortable to wear, 2 the masks cushion cloth has a good anti-allergy effect, providing a more well-off wearing feeling for FPV glasses, three completely happy and easy to use, anti-light leakage effect, clean to put in and replace, 4 When installing, please beginning from the nose bridge position, after which install the masks round it, to attain larger using effect by means of continuously adjusting Cautions: 1 Please install the sponge cushion at the nose position of the aviator glasses first, then set up the sponge cushion around the rim, and by means of adjusting the position of the sponge cushion, in an effort to achieve a more in-depth impact of sunshine leakage and not to obstruct the nose breathing, 2 The masks may have creases after folding, but this doesn't impression its use, three Due to the various face shapes of different humans when utilizing the mask, there could also be gentle leakage at the edges when using the mask, please modify the fit of the sponge cushion before using it to realize a closer effect of utilizing the mask, four Avoid soaking the sponge cushion in water, so as to not impression the service lifetime of the sponge cushion Note: 1 no longer include FPV Goggles V2, headbands, 2: 1cm=10mm=0, 3 the dimensions and weight are manually measured, because of diverse dimension methods, there may be a bound error between the weight and length of the product, yet this mistake doesn't affect the conventional use of the product, please verify that you know and settle for the mistake earlier than purchasing,, four to the adaptation between varied monitors, the picture may not replicate the particular colour of the item,please make sure you don't intellect before ordering, Thank you!