i need 4000 units of custom size hard case. max 4 pounds Logo:Silk screen/ Rubber logo/PVC logoFoam:Pre-cut Foam/ Custom FoamFeature:Waterproof Shockproof DustproofCertification:ISO9001/ROHS/REACH/IP67Usage:Multi-purpose Usage, ProtectiveInternal Size:263*173*95mmOEM:YesOperating Temperature:-40℃ to 98 ℃Type:caseColor:black/orange/custom Show More