The Black Widow Golf Spikes feature Dynamic Cleat Technology (DCT) that offers exceptional grip, and allows the cleat to flex on putting surfaces for unmatched green friendliness. By providing best-in-class traction and comfort for golfers, they can replace their spikes with some of the most popular cleats on Tour. The Softspikes® Black Widow Fast Twist Golf Spikes are compatible with a variety of shoes and brands for versatility. FEATURES: Dynamic Cleat Technology (DCT) DCT gives Black Widow exceptional grip, allows the cleat to flex on putting surfaces for unmatched green friendliness Provides best-in-class traction and comfort for golfers Black Widow remains the #1 selling cleat in the World One of the most popular cleats on the PGA TOUR Fast-Twist Insert System: lightweight, designed to make cleat changing quick and easy SoftSpikes The Fast-Twist Insert System fits the following shoes: Acuity: all styles Adidas®: all styles after 2002 Bite: all styles 2001 and after Callaway®: all styles DexterGolf: all styles 2000-2003 Ecco®: all styles with 12-14 cleats Etonic: all styles after 2003 FootJoy® all styles after 1999 (excluding Classic/Dry Premieres) Oakley®: all styles Walter Hagen®: all styles Puma® styles after 2010 Geox: all styles Slazenger: all styles Nike®: all styles 2010 and after