Columbian CD / DVD Window Envelopes, Paper Sleeves, 5x5, White, 100 per Box (CO850) Ideal for home and office filing and storage of CD's & DVD's. 4" Poly-Klear window for easy view of CD/DVD label. Tuck-top flap for repeated use. Durable 24 lb. white wove paper stock; 5" x 5"; 100 envelopes