For Any Little Thing; our #7 coin & small parts envelope is 3 1/2" x 6 1/2"—plenty big for gift cards, jewelry & more; in heavy 24 lb kraft with a self seal flap that reseals up to 3x; 500 per box Opaque & durable; 24 lb kraft paper provides privacy and durability; these small manila envelopes are built sturdy to protect the items you tuck away Don't lick these envelopes—just fold the flap down and press; our special latex adhesive seals and reseals your coin envelope up to 3 times! Multi-purpose; store loose keys, sort collectible coins, stash away gift cards or watch your garden grow; from seed envelopes to nuts & bolts storage—mini envelopes have thousands of uses Stock up; for car, home, office and school; once you have them, these small yellow envelopes come in handy everywhere