These are Pella Smartflash rolls still sealed in the plastic wrap from the manufacturer. The rolls have been in a climate controlled building and are excess from a company restructuring. Any questions please feel free to ask. Thanks for looking.

These are 150 foot rolls in a 3 inch width. 

Pella Smartflash is a high-performance, self-adhesive, butyl-based window and door flashing tape designed to create a durable, weatherproof seal against water intrusion. It adheres in temperatures as low as 0 degrees Fahrenheit,

resists UV degradation, and is compatible with various materials, including wood, vinyl, and fiber cement, reducing the need for traditional caulk.