MEMO Athletics Silicone Fasteners for Fitbit Charge HR Fitbit Charge and Fitbit Force Wristband (10 Pack) KEEP YOUR FITBIT CHARGE HR, FITBIT CHARGE, & FITBIT FORCE SAFE & SOUND: All Too Often Fitbit Owners Have Had Their Prized Wristbands Fall Off During Exercise - Do Not Let That Happen To YOU. Our Strong And Functional Fasteners Will Insure That Your Fitbit Stays Safely On Your Wrist Throughout Your Active Day. EASY TO USE: Just Slide The Fasteners Over The Clasp When You Put On Your Fitbit - See The Simple 3 Step Instruction Image On The Left. 10 VARIOUS COLORS PER PACK: Each Pack Includes Rings In Black, White, Green, Yellow, Orange, Blue, Light Blue, Red, Pink, And Purple. MIX AND MATCH COLORS: One Ring Is All You Need To Keep Your Activity Wristband Secure  But Using More Bands And Colors Is Always More Fun! Add Multiple Bands For An Infusion Of Colors On Your Wrist. With The 10 Different Colors, Mix And Match To Personalize Your Fitbit And Make Your Own Unique Wrist Designs. 100% MONEY BACK GUARANTEE: If, For Whatever Reason, You Do Not Absolutely Love Your MEMO Athletics Silicone Fasteners for Your Fitbit Charge & Fitbit Force, Just Return It, And We Will Refund Every Penny (Or Replace It If There Is A Problem).