Trident Communicate Under Water Writing Slate/Table for Co

This is the Communicate Under Water - Writing Slate/Table for Communication Features: Assortment of sizes: 4 x 6", 6" x 8" and 8" x 10" Heavy-duty attached pencil Hole in table allows for easy attachment to nylon cord, lanyard, clip, etc. Easily erase and re-write both above and below the water Great for underwater class settings for students and instructors alike SL02/SL03/SL04 This Trident Underwater Writing Slate means that you don't have to struggle to share your thoughts underwater any longer.