Portable Hook Sharpener with Retractable Compact Size and weight: 8.50 cm long, 23 g; compact pocket sized design for space saving gear. Sharpening performance: ceramic sharpening element delivers edge restoration on fishing hooks in about 3 seconds. Build and grip: ceramic grinding resists wear; antislip casing enhances grip; folds away for compact storage and quick exposure. Use cases: ideal for frequent travelers, family fishing trips, and outdoor enthusiasts needing a reliable hook maintenance tool during freshwater or saltwater expeditions. On the go: effortlessly sharpen hooks at lakesides, on boats, or along hiking trails; pocket sized build solves tackle challenges across fishing environments. Use scenarios Lake or boat sessions: quick hook touch ups between casts to maintain sharpness without slowing you down. Travel and trips: reliable tool for freshwater or saltwater fishing while on the move. Outdoor adventures: easy to carry during hiking or camping when space and weight matter.