First necklace is red, black and pewter made of acrylic and metal.  Length is adjustable from 14 to 20 inches.  Hang tag says You & I.

Second necklace is a fun mixed material necklace in a variety of bright colors. Length is adjustable from 17 t0 19 inches.

Earrings are red, black and silver - pierced with a wire.  Drop is 2-1/4 inches.