3M Scotch 141 clear box sealing kit comes in a 1.88 in width, 800 in length, uses a hot melt adhesive and is packaged 1 roll per case. Provides a tensile strength of 34 lb/in. When purchasing this product, consider the thickness. The variances in thickness often make an important difference in proper performance. This box sealing kit has a 2.6 mil thickness.