DuPont™ Tyvek® Credit Card Sleeve Envelopes • Protects your chip and magnetic strip • Tear and puncture resistant • Durable and light weight • Water and moisture resistant • 2-1/4" x 3-1/2" • Does not allow artwork with bleeds • Printed 1 color on 1 side • Most order ship in 5 days but may take up to 16 days