Ondina Snorkel Mask Single tempered lens mask for snorkeling, swimming, & scuba diving Hypoallergenic silicone skirt with double feathered edge for a great seal Suitable for varying face types Top Snorkel Jr Small semi-dry snorkel designed for young swimmers Transparent contoured construction with a flexible build Quick-release snorkel keeper for height adjustment & comfort Semi-dry splash-guard to prevent water entering the tube 100% silicone mouthpiece for extreme comfort during extended use Internal elliptical one-way purge valve for improved drainage