rubber bellows dust boot 1. UV proof. 2. Can meet ROHS,REACH,PAHS,NSF ... proof. 4. OEM/ODM welcomed. Details about rubber bellows dust boot :Materials Comply with ROHS, NBR, Silicone (VMQ), EPDM, Viton, ... workshop: 1. ISO9001:2008 certificated factory.2. Mix materials in house professionally. And we have our own mold workshop.3. 20 ... design based on your idea. Wearing resistance rubber bellows dust boot