About Product:Brand: Joe's article number: 4312 models: envelope material: pp specification: A4 applicable gift-giving occasions: Opening ceremony, employee benefits, the anniversary celebration, the memorial, fairs, advertising promotions, holiday, wedding, housewarming, pr planning, birthday, business gift printing LOGO: Customized processing: no style: buckle type applicable scope: ordinary envelope to material thickness: 18 wire (mm) goods weight: 25g size: A4 (mm) color: Pink, yellow, blue, cyan whether cross-border supply of goods: no