Padded bubble envelope for extra shipping protection and reinforced durability; 10.5 x 16 inches, 25-Pack Durable recycled kraft paper exterior with ample room for sticker or hand-written labeling 50gsm bubble interior lining for reliable protection Self-sealing closure with strong, mess-free adhesive Low-cost, effective alternative to box shipping or standard envelopes Ideal for small items or correspondence that requires extra protection during transit Brand Amazon Basics Closure Type Self-Seal Material Paper Item Dimensions LxWxH 16 x 12 x 8.6 inches Style 10.5″ x 16″ Size 25 pack