Protect your patients during whitening procedures with Whiter Image’s Gingival Barrier Syringe. Provides perfect leak-proof gingival protection. Eliminates the need for rubber dam setup during teeth whitening procedures. Never harm another patient’s gingiva ever again. Excellent coverage with simple easy to use application process. Simplify your office’s teeth whitening procedures with the Whiter Image Gingival Barrier Syringe.