3M MMM8578

Features and Benefits:

• Soft non-hardening caulking material in one foot lengths for use in all types of seams, joints and openings
• This product is easily thumbed into place and smoothed with a finger
• It may be painted immediately
• Has a non-sag consistency for vertical and overhead applications
• There is no shrinkage and it adheres to metal, paint, glass and rubber

Completely waterproof and will not dry out or crack.