Rosin Evolution

Rosin Bags  

  • 100% Nylon
  • Dye-Free, Food-Grade
  • Durable, Washable, Reusable

Want a custom size? No problem!
Look for “Custom” under our Rosin Bags menu.

Pre-Press  

  • Streamline processing
  • Achieve uniform results
  • Made in USA

Check out our new Speed Loader! Fastest method to date. Increase yields with stand-up tech!

Wash Bags  

Cold water all mesh filtration bags. These wash bags are made of the same high quality food-grade nylon mesh we use to make our rosin bags.

Check out our new Bucket Insulator! Keep your ice cold longer with our heavy duty cooler.

Why Choose Nylon?

When it comes to strength nothing beats nylon. Nylon was used for parachutes and ropes during World War II, so it’s strong and durable. Nylon is also well known for its ability to stretch without breaking and return to its original shape. Nylon elongates up to 40% or more before breaking compared to polyester which has elasticity of only about 20% .. (read more)

Seam Construction

Sewing is the most common way of joining fabric together. Before making our screen bags, we researched some alternative methods commonly used for non-woven fabrics and filters. We tested ultrasonic and thermal seams and compared them with sewing. Here is what we found .. (read more)