Clear Soft Vinyl Plastic Sleeve with Waterproof Type Resealable Zip 5/10/20 PCS Features: [Card Size]: Dimensions: 3" W x 4.33" L, Inner Dimensions: 5.31" Lx 3.27" W. [Suitable occasion]: Display Vaccination Card at Airlines for Quick Entry.Use and Reuse for a Health Record Keeper .Great for Teachers, Students, Nurses, Office Employees, Doctors, Government Official, Police, Volunteer and More. [Material]: Durable PVC (poly vinyl chloride) material, wear-resistant and corrosion-resistant properties. WATERPROOF, SEALABLE Clear card pouch is made of flexible,Resealable zipper keeps contents safe and dry. [Design]:Dual-use hanging slot/holes design, the middle slot for lanyard, keychain or retractable carabiner reel clip, the both side holes for the cord/strap/string/thread. [Reusable Multipurpose]: Use for Meetings, Senior Centers, Reunions,Festivals, Retreats, Family & School Reunions, Store Tags, Fundraisers. Product include: 5/10/20x Waterproof Plastic Sleeve（with blue lanyard） Product Name:Soft PVC transparent chest card holder 20PC Package Includes:20X card sleeve+hanging rope Material:PVC Colors:Clear Due to the different display effect of the monitor, the color may have a little error, but will not affect the normal use. Please understand, thank you.