Loose change, cash, receipts, rings, earrings, hair accessories, gift cards, and other small items stay in one place at home, the office, classroom, and in your pocket! If you wish to send these envelopes, you must place inside a bigger envelope in order for it to be passed through USPS. However you use, expect high quality performance. This pack contains 50 Baby Blue envelopes with an open end opening, straight flap, and smooth finish. Details:Baby blue2.5" x 4.25" (#3)24 lb.50 envelopesSmooth, 10% recycled paper