117 TO 30MM SIZE: Coin collecting case with 5 different specifications for 17mm, 20mm, 25mm, 27mm and 30mm, suitable for storing most types of coins. 2EVA FOAM PADS: The storage box is easy to separate the foam rings from the EVA foam pads based on the size of your coin to prevent coins slipping and scratching. 4ENOUGH QUANTITY: Coin protector set includes 100pcs coin capsule sleeve, 1pc plastic storage box and 100pcs matching EVA foam seals, which protect your favourite coins. 5EASY TO OPEN: Each coin capsule holder has a crescent opening in the outer edge, which is opening more convenient and effortless. 3PERFECT SEALING: Transparent coin storage facilitates storage and exchange of coins, lid and base snap together tightly, dustproof and antioxidant, protect the contents safely.