Senu 4in1 He & She Undergarment Wash is specially made for washing Underwear, Lingerie, Swimwear, Active wear, Socks and Masks. It’s No Soaking Formula makes it Quick & Easy to use. It is specially created for hand laundry and is mild on skin. Undergarment and Lingerie are in direct contact with skin all the time. Normal Detergent and Bars are very hard and do not dissolve properly in water & leave residue and powder on fabrics. This leads to roughness and fading of fabric. Residue on fabric becomes skin irritant and might cause rashes on skin. Prolonged use of undergarment leads to release of sweat and rubbing of fabric on skin. Special formula of Senu 4in1 He & She Undergarment wash removes perspiration, body oils, and stains while cleaning and preserving fabrics.