HEAD Mask Fin Snorkel Set + Snorkeling Gear Bag Mask incorporates "soft touch" silicone buckle technology for ultimate comfort Dry Snorkel includes a comfort-bite silicone mouthpiece Volo Fins feature patented OPB hinge technology, delivering an easy and comfortable kick movement Channel-Thrust gives you optimum performance with a minimum of effort Quick-release buckles let you easily put on and remove your fins