V-4400 series of Respirators includes Venus V4400, Dhul Rakshak Respirators ? These filtering face Piece Respirators are of fold flat design having C Style & V Style. ? V-4400 series of respirators has superior micro fine filter media technology which protects against respirable suspended particulate matter. These respirators consist of multiple layers viz pre-filter, fine filter and skin comfort layer. ? V-4400 series of respirators have unique fit adjustors which provide optimum fit & comfort. They also have dotted pattern edges for soft feel. ? V-4400 series of respirators has latex free knitted textile elastic which has a long life, is skin friendly and does not deform in high temperature. ? These series of respirators have headstrap stapled outside filter media which avoids puncture in filter area and is leakproof. ? V-4400 series of respirators have noseclip which is embedded inside the mask and the respirator has no metal exposure or loose parts.