Crimp N Shrink Heat Shrinkable Terminals & Connectors: Butt Connectors (Crimp N Shrink) Fast N Clear Series: Why Use Fast N Clear Heat Shrink Terminals? Shrinks 40% faster than nylon, preventing wire damage and saving you time Made of cross-linked ionic polymer with hot melt adhesive liner Exceptional clarity for visual confirmation of seal Seals and protects against water, corrosive compounds, moisture and contaminants Tough, durable, semi-rigid, adhesive lined heat shrink tubing resists abrasion, crimp damage and splitting Inner adhesive bonds to plastics, rubbers and metals Conforms to OEM wiring specifications for installation and repairs Continuous operating temperature: -55°C to +125°C (90°C minimum shrinking temperature) Where to use Fast N Clear Heat Shrink Terminals? Automotive/Trucking repair and maintenance Marine electronics and fleet maintenance Commercial, electronics and appliance wiring Wire to wire splicing Environmental protection for crimp connections and terminals