PROTECTS FLIES: Features Flambeau Outdoors Friction Foam technology that securely holds flies in place using friction without damaging them or allowing the hook to pierce the foam. PORTABLE STORAGE: The Flambeau Medium Foam Fly Box is designed for the fly fisherman on the go. Features a lightweight, compact design that can be easily slipped into a vest pocket or backpack. FLOATS IN WATER: Produced from high-density foam, this fly box floats when dropped in the water so that you'll never lose your precious flies. MAGNETIC CLOSURE: This fly organizer is equipped with a self-locking magnetic closure to keep your flies secure no matter where your fly fishing excursions take you. SPECIFICATIONS: The 2906F Medium Foam Fly Box measures 5.5" L x 3.5" W x 1.5" D. Floats when dropped in water.