Clef Twin brim explorer BC009 Colour:Black the Diamond Crew Sock delivers

the Diamond Crew Sock delivers comfort and control from short efforts to ultra distances

Both 8L gravity and storage bags are fully leak-proof systems allowing for mobility

our signature bottle-in-the-back Fluidic Holster System ensures access to the rear pockets is intuitive and easy

Designed for real-world emergency care

with results improving as you consistently use the product

Clef Twin brim explorer BC009 Colour:Black the Diamond Crew Sock deliversFeaturing a larger than usual 9cm "front long visor," it provides excellent protection for your face from UV rays. The "rear soft visor" at the back of the head can be lowered and used as a shade to protect your neck from the sun. Ventilation holes are provided on both sides of the hat to improve airflow inside the hat and keep it comfortable. It's perfect for everyday use, and also recommended for those who want to be well protected from the sun