This is the DUI Replacement Drysuit ZipSeal Latex Wrist Seal PAIR for Dry Suit Diving Features: Can be installed on any DUI drysuit Can be cut to size Available in Standard or Heavy Duty Latex NATURAL RUBBER has many good characteristics. It has high resilience, good compression set, food roll building behavior, and molding properties, very good friction surface, but not a fine smooth surface when ground, high tear strength, low crack growth, usable for ketones and alcohol, and good low temperature properties. ZipSeals allow for quick replacement of seals on-site. Never miss a dive again!