Scotch box sealing tape 311 securely closes a wide variety of lighter weight box materials, including recycled fiberboard. Our team of experts developed a polypropylene backing that is easy to handle and will maintain its performance and appearance better than most products when exposed to fluorescent and UV light. - High adhesion and holding power resists popping for a secure seal throughout the supply chain. Closes recycled corrugated boxes instantly and holds through wide temperature swings. Resists nicks, abrasions, moisture and scuffing for long-lasting performance.