Clear, disposable PVC inserts with even loading, cross-hatch pattern. Insert in roller trays or use separately. Eliminates the need to wash out the tray and prolongs service life. Allows quick swaps between paint types and colours. Clear, disposable PVC inserts with even loading, cross-hatch pattern. Insert in roller trays or use separately. Eliminates the need to wash out the tray and prolongs service life. Allows quick swaps between paint types and colours.