SHOP ALL › Guardhouse Shield OPP Modern Currency Sleeves – 100 Pack Image 1 of 5 Image 2 of 5 Image 3 of 5 Image 4 of 5 Image 5 of 5 Guardhouse Shield OPP Modern Currency Sleeves – 100 Pack $3.85 Pack of 100 clear OPP sleeves sized for modern currency. Designed as a lightweight protective first layer against handling, dust, and moisture. Add To Cart Added! Pack of 100 clear OPP sleeves sized for modern currency. Designed as a lightweight protective first layer against handling, dust, and moisture.