Optimized for Card Shipping - These baseball card shipping envelopes are designed to fit trading cards in semi-rigid CS-1 sleeves, top loaders or Ding Defend protectors. They measure 7’’ x 4.35’’ and accommodate standard 4 x 6 shipping labels. Premium Lightweight Custom Material - Crafted from engineered, premium materials, each envelope is light weight yet durable - essential for sports card shipping supplies. An ideal balance of functionality and efficiency. Self-Adhesive & Machine-Friendly - These flat mailers include a self-sealing glue strip and custom-flat-glued sides for sorting machine compatibility. No moisture needed, just fold, seal, and ship with confidence. Value Pack for Scalability - This 110-pack provides a great value for high-volume sports card packaging needs. Ideal for resellers, card breakers, dealers, and shops looking to streamline operations. Professional Appearance & Protection - These striking black mailers add polish to shipments and pair well with sports card protectors for enhanced presentation. Ideal for businesses seeking consistent, secure, and scalable delivery. UPC 850045088989 Size 7 x 4.35 inches Color Black Occasion Graduation Brand Name Storage Standard Item Shape Rectangular Unit Count 1 Count Closure Type Self-Seal Manufacturer Storage Standard Material Type Cardstock Occasion Type Graduation Number of Items 110 Additional Features Easy Open Tear Strip, Lightweight, Machinable, Self-Adhesive Closure, Tamper Proof Item Dimensions L x W 7 L x 4.35 W