I Use Vault X for all my Binders , Sleeves , Semi Rigids there products are all top quality materials and strong so you can rest easy knowing they will stay in Mint condition after you pull them! Vault X offer Direct to customer sales so there's No point me trying to beat there prices and that's me being honest. So what I've done is speak to Vault X and they have give me a weblink to there homepage that should allow anyone to be able shop with them direct and it will give you 10% your first order so click the link below and take a look  if your ordering from outside of the Uk you can still get the 10% off just order any Vault X products from Amazon and Use discount code : HAMMONDS opon checkout with Amazon!