Silicone Grease by GEAR AID lubricates dive gear by soaking deeply into rubber surfaces. It also conditions everything from O-rings to pressure systems and valve systems; protecting expensive equipment from cracking and drying. This multipurpose lubricant helps seal out water and can be used on underwater cameras, waterproof dive lights, pressure systems and more. Reduce damage caused by the elements and keep gear performing at its best, use Silicone Grease regularly before or after a watersports trip.