Genuine Guardhouse quality flips 100 holders sized to fit small dollars or similarly sized coins Easily and affordably store all of your coins. Insert the coin into the flip, fold over, and staple shut. Guardhouse brand is world-renowned for their high quality. These holders are rugged archival quality to protect your coins, and they are very consistently sized and made so that there are very few which aren't easily usable. Boxes made to store 2x2 flips are also available.