About this item Biodegrable tubes are AIRTIGHT, SMELL PROOF and WATERPROOF. Keep your items fresh while the tube keeps the odor in and having no concern about others smelling what you’re carrying! Surprisingly the tube is waterproof. Tube is 4.75″ long with inner diameter of 0.52″ that makes suitable for most of cigarettes, cigarillos and cones. A prestigious tube that is made of strong material that is biodegrable and environement friendly.