This auction offers over 25 slide holders, all of which are empty and come in both metal and plastic. The holders are compatible with a universal brand, so you can rest assured that they will fit almost any brand of slides. This lot offers a great opportunity to acquire a few more slide holders without spending a lot of money. The holder type is a "holder" which is perfect for anyone who has a large collection of slides that they need to organize. Purchase this lot today and protect your valuable slide collection.