The round cardboard shipping tube lids provide secure sealing and reliable protection for valuable documents and artwork. Suitable for paper materials, shipping, mailing, and storing posters, blueprints, drawings, certificates, and photographs.

Specification
Material: PE
Color: White
Internal Diameter: 38 mm / 1.5 inch
Outer Diameter: 42 mm / 1.65 inch
Height: 10.8 mm / 0.43 inch
Packing List: 60 Pcs x Protective poster end caps

Advantage
Material: The round cardboard shipping tube lids are crafted from premium plastic. They are reusable and effectively resist fading and discoloration. Their friction design ensures they remain firmly in place throughout transit.
Features: Specifically engineered to protect mailing contents, these end caps prevent shifting or dislodging during shipping and storage. They form a tight, protective seal that shields against impact, dust, and moisture.

Instruction
To apply, place the end cap over the open end of the mailing tube and press down firmly until it fits snugly. This simple action creates an immediate barrier against environmental elements.

Note
Please make sure that the inner diameter of the end cap matches the diameter of the mailing tube opening. Do not force the cap onto damaged or deformed tube ends.