KOIIar Guards™ prevent ring around the collar, commonly caused by sweat and dirt.
Each KOIIar Guard™ has an adhesive back to create a solid attachment to the inner
collar of the shirt. Once worn, simply remove the soiled KOIIar Guard™and discard.
KOIIar Guards™ are thin,
comfortable and very discreet. They work best with closed collars. 100% biodegradable. Made for men and women.