Isodam Latex-Free Rubber Dam 5 in x 5 in Medium Gauge Blue 20/Package Safe for both clinician and patient with its latex-free composition. Guarantees maximum adaptability with its elastic property. Ensures visual acuity. Isodam Non-Latex Dental Dam is a non-latex rubber dam that creates a barrier during endodontic and other dental procedures and particles from inhalation, especially when using rotary equipment. This durable, flexible material measures 5 x 5 inches and offers additional comfort, keeping patients from aspirating or ingesting the rubber dam.With its blue color, Isodam provides contrast on the working field why keeping moisture away for added efficiency.