Thematerialisnylonfiber-reinforcedplastic,whichissuperload-bearinganddurable;thesiliconepadwillnotdamagethepaintsurfaceofthehelmet; Designedspecificallyforshootingwithsportscamerasonthechinofcyclinghelmets,itiscompactandportable,withaquick-releasedesign,simpleinstallationandremoval,andeasytouse; Theinterlayerismadeofthickenedsiliconewithanti-slipparticles,whichdoesnotharmthehelmetIthasstrongfitandisverystableandwillnotfalloffafterinstallation; Theballheadofthechinsupportcanrotate360degrees,makingiteasytoadjustvariousshootingangles;