Monroe 63976 Strut-Mate Boot Kit Tie-Strap: Secures new boot to strut housing Self Draining Design: Eliminates retention of moisture and other unwanted contaminants Boot: Provides rod protection from rust and corrosion enhancing service life Unique Boot Bumper Attachment Method: Simplifies installation Soft Entry Jounce Bumper: Constructed of highest quality closed cell micro-cellular urethane for maximum durability, helps prevent severe impacts