1.Comlpliance :CE EN 352-2 2.OEM available hand band: PAMaterial:Natural silica gel 1,unique triple flange design . 2,soft pliable material .3,provides comfortable and effective protection . 4,any colour. 5,comlpliance :CE EN 352-2 LPT0115Pcs/Inner1pc Pcs/Ctn1000pcs Size/Ctn77*55*47cm G.W./N.W.15/14kg Earplug(SNR 33)