Collar Solution 1 Gallon [Laidlaw]Collar Solution Collar and Cuff Scrub Water based formula developed to remove grease and oil stains. Safe on all fabrics and colors that are washable. As a Laundry Pretreatment Use fill strength; do not dilute. Apply directly to soiled areas & allow to completely saturate & penetrate. Do not flush, rinse or dry, treated areas prior to washing. For heavy soil, gently work with spatula or light tamping with a wet side brush. When soil is loosened,