Protects against evaporation, leakage, and contamination. Easy sealing with 300 % elasticity. Lot identification of each roll. No more spilling, evaporation, and contamination! Seal-R-film™ sealing film seals beakers, flasks and other vessels. The sealing film can be stretched to three times its original length. This means that Seal-R-film™ always fits, even with irregular shapes. For traceability, each roll has a lot identification. With the BRAND cutter for sealing film you can cut rolls with widths of 50 and 100 mm efficiently and economically and store them cleanly. Protects against evaporation, leakage, and contamination. Easy sealing with 300 % elasticity. Lot identification of each roll. No more spilling, evaporation, and contamination! Seal-R-film™ sealing film seals beakers, flasks and other vessels. The sealing film can be stretched to three times its original length. This means that Seal-R-film™ always fits, even with irregular shapes. For traceability, each roll has a lot identification. With the BRAND cutter for sealing film you can cut rolls with widths of 50 and 100 mm efficiently and economically and store them cleanly.