Recycling tub with locking lid is designed for ballast disposal and to protect you from improper disposal. Mailing this bucket is fully prepaid back to the handling site with full coverage for liability. UN rated, DOT-approved, five gallon recycling container features a 6 mil poly liner, liner tie, instructions, terms and conditions, prepaid return shipping label with map and return stickers, proof of purchase with serial number and online certificates of recycling. Kit is the safest and best way to properly dispose of items that are required to be properly disposed of. Avoid EPA fines for improper disposal that can be in the thousands of dollars.