For those occasions calling for a dainty announcement envelope, the A1 (3 5/8" x 5 1/8") is your ideal choice - this diminutive envelope is the smallest of its kind allowed through the mail! The A1 envelope is a social and invitation-type envelope; it dimensions make it the most common-sized envelope used for RSVP and announcement purposes. Featuring an attractive square flap, the A1 fits inside all other "A" envelope sizes.
Looks amazingly like the metal or mineral the color is named for. A modern way to convey quality and add personality, with sparkle and shimmer that stands out. And as you would expect, these "metallics" weigh in at a heavy 80 lb. stock.