1. PROFESSIONAL PRECISION: The Wahl Advanced Cutting Guide with Metal Clips #1/2 and #1 1/2 Combination Sets are for professional use only and are designed to provide the clear performance that experts demand. 2. RELIABLE AND PRACTICAL: The Wahl Advanced Cutting Guide with Metal Clips #1/2 and #1 1/2 Combination Set is the ultimate guide comb 3. Versatile Guide Comb: For convenience, the Wahl Advanced Cutting Guide with Metal Clips #1/2 and #1 1/2 Combination Set (#3354-1100-1000) fits all Wahl Vibrating Shears. While combs can experience considerable wear and tear from daily use, this comb is designed to last as long as a hair clipper. 4. It has a metal clip that ensures the durability of the comb, aligns the teeth with the blades and prevents haircut accidents. Its glass and mineral-filled plastic shell glides seamlessly through hair, and its rounded tines provide a more comfortable cutting experience than regular combs. 5.Universal Compatibility��oDesigned to fit most electric hair clippers on the market, ensuring broad usability across different brands and models.