These Poly Pellets from PlumEasy Plastic Pellets are perfect for your wool pincushions, wool door stops and are 100% polypropylene and are hypoallergenic, washable. They can also be used in stuffed animals, bean bags, weighted blankets, and more. They are BPA free, and FDA approved. The bags weighs: 7.0 oz. 
Each little bead/pellet is approximately 1/8" in diameter.