Mystery Mix & Match Stud Earrings Recycled Sterling Silver Surprise Mix Pack Tiny Earrings. Feel like a kid again with the Najeli Jewelry Mystery Mix & Match Stud Packs! Choose between a surprise pack of 3 to 6 tiny stud earrings. Each tiny earring is meticulously handcrafted using 100% recycled and upcycled sterling silver. Designs may include: spheres, circles, squares, triangles, bars, waves, twists, teardrops, and more!!! The sizes range from approx 3 mm to 8 mm.