VEYLIN Black Poly Bubble Mailers, 23 x 28cm Padded Envelope Mailers Waterproof Envelopes for Shipping, Self-Seal 50 Pack

BULK PACK OF 50: Comes in a generous pack of 50 black poly bubble mailers, ideal for frequent shippers and small businesses needing reliable packaging. SUPERIOR 3-LAYER PROTECTION: Features a robust 3-layer structure comprising a surface layer, bubble lining, and inner lining, providing excellent cushioning and crushing resistance during transit. WATERPROOF AND TEAR-PROOF: Constructed from durable polyethylene material that is fully waterproof and tear-proof, keeping contents safe from moisture and rough handling throughout delivery. SELF-SEAL CLOSURE: Equipped with a peel-and-seal adhesive strip for quick, secure, and hassle-free sealing — no tape or additional tools required. DIMENSIONS: Each mailer measures 23cm x 28cm with a 4cm flap, perfectly sized for shipping phones, documents, small accessories, and other lightweight items.