This is a package of Doodlebug Design Inc. iLets round aluminum eyelets in the "Pistachio" color variant. 
Color: Pistachio (a mint/seafoam green shade)
Material: Aluminum
Quantity: Approximately 25 pieces per package
Size: Likely 1/8 inch (approx. 4mm) hole diameter
Intended use: Scrapbooking, card making, tags, and general crafts