BRITE STAR DECK BRUSH DELUXE MEDIUM BRISTLES. Star prene is a lightweight polymer fiber that does not stain, discolor or become brittle. It resists most cleaning chemicals and withstands heat up to 200°F. This space age material will not rot, mildew or absorb odors. Bumper protects against scuff marks and surface damage when using. This head fits all Extend-A-Brush handles. Description: Medium Bristles. Color: Blue.