Self-adhesive. Greater compression ability than closed cell tape to conform to irregular gaps in doors and windows. No. L342HDI: 3/4'' W. x 1/4'' T. x 17' L., white No. L346DI: 3/4'' W. x 1/2'' T. x 17' L., charcoal No. L347DI: 1/2'' W. x 1/2'' T. x 17' L., charcoal