100 pcs Plastic Coin Capsules with Storage Box for Coin Collection Color: As shown Size: 12 x 18.5 x 3.8 cm Weight: 100 g Corner Capsule – Made of high-quality plastic, dustproof, anti-oxidant, and smooth to the touch. The crystal-clear capsule holder allows you to see the coin clearly. Good Sealing – The transparent coin capsule is resistant to oxidation and dust, protecting the coin and providing a secure seal. Ideal gift for coin collectors. Easy to Use – Each capsule has a small groove on the outer edge for easy opening. The holder helps protect the coin from damage. Foam Inner Gasket – Includes 100 foam inner washers. Choose the appropriate size to prevent the coin from slipping and scratching. Gasket Size – Foam gaskets fit 4 different sizes: 20 mm, 25 mm, 27 mm, and 30 mm. For coins under 20 mm, gaskets can be trimmed to fit.