3M™ Strip Caulk, 08578, is a soft, non-hardening, non-sag caulking material intended for use on all types of seams, joints and openings, and is great for vertical and overhead applications. This product is easily thumbed into place and smoothed with a finger.
Has a non-sag consistency for verticle 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.