This is an easy DIY fix to for rewrapping batteries yourself. Slip the new covering over your battery and use any standard household blow dryer to apply light heat which activates the heat shrink.
Is your battery sheath on your 18650 cracked or peeling? This is the perfect solution to bring new life to your batteries! Each pre-cut piece measures 72mm x 30mm and fits perfectly on all 18650 lithium batteries.