Need some new straps? Industrial Rubberized Non-slip Hard Hat Strap for use with mounting most Princeton Tec headlamps on to your hard hat. This durable rubberized strap works with any headlamp product which uses a 1″ strap mounting bracket. Read More Need some new straps? Industrial Rubberized Non-slip Hard Hat Strap for use with mounting most Princeton Tec headlamps on to your hard hat. This durable rubberized strap works with any headlamp product which uses a 1″ strap mounting bracket.