Size: Dia.34mm Imprint area: 30MM with small ring on top. For lanyard. 1) Plastic yoyo badge holder, can hold the card holder,made of ABS/MBS.2) It can hold work cards,bottle opener and keys3) The front side can be imprinted, spray-printed or dripped printed with companylogo for advertisement.4)There is metal clip on the back.5) A good choice for promotional gift6) OEM orders are welcomed pull ...