Reef Men's Fanning Flip-Flop, Brown Gum, 11 WATER FRIENDLY-Be ready for any water adventure. From the beach to the lake or just hanging out by the pool, this style can handle the splashes. ARCH SUPPORT-Outfitted with anatomical arch support to keep you comfortable through every adventure. BOTTLE OPENER-Features a church key built into the footbed to open your 'soda' after a surf session or hanging at the pool.