Innovative Scuba Neoprene Bandana Cap with Dive Flag Aqua Neoprene Bandanna Cap With Dive Flag Innovative Scuba Neoprene Bandana Cap with Dive Flag: Combining Neoprene Construction of Squid Caps w/Popular Design of Bandanna Caps Nylon ll Neoprene Caps Fit-Securely while Diving or on Surface Vents Prevent Regular Exhaust Air from Building-Up in Cap