About Proline

Proline is a diabolo string manufacturer from the UK. Our aim is to serve the diabolo community with top-quality diabolo products for all levels of diabolists.

All our products are made from top quality materials and meets a very high production standard. We want you to be happy with your diabolo string hence if you happen to be unhappy for any reason with any of our diabolo strings we are happy to take them back for a full refund within 4 weeks of purchase.