Features: Make with 3mm thick neoprene, this dives hairband offers excellent water resistance and flexibility. Comfortable fit prevents hair from floating and keep your focusing on underwater adventures. Designs with a convenient fastener closures, this hair protections band easily adjusts to fit head circumferences from 50 to 60cm. Ensures comfort and stability, making it suitable for both adults and children. With a widened band and thick construction, this cartoon diving hood offers superior hair control and comfortable. Perfect for surfing, snorkeling, swimming, rafting, or beach outings, this wetsuit hood keep hair neatly in place and out of your face. Specifications: Component: Neoprene Width: about 8cm/3.15 Head circumferences: 50-60cm/19.69-23.62inch Package Includes: 1pc Neoprene Diving Headband note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.