clear orthodontic matrix strips with warranty

{"cid":"91222511","title":"64pcs Dental Crown Matrices Posterior Clear Transparent Strip Matrix 1.911\/1.910\/1.912\/1.915 by TOR VM Certification CCC","imgUrl":"https:\/\/img.chinax.com\/nimg\/9b\/dc\/7e834185e65e7cc8d1f4400bceb4-200x200-1.jpg","attrs":{"Price":"CN\u00a563.77-72.47\/sets","Brand Name":"ALS\/ OEM","Model Number":"1.915","Minimum Order Quantity":"20 sets","Place of Origin":"Zhejiang, China","Power Source":"Manual","Warranty":"4 years","After-sale Service":"Online technical support","Material":"Plastic","Shelf Life":"2 years","Quality Certification":"CCC","Instrument classification":"Class I","Safety standard":"MFDS","Name":"Dental Conical Transparent Crown TOR VM","material":"medical composite","Certificate":"CE ISO","package":"plastic tray white","Application":"Dental Areal","Usage":"PROFESSIONAL DENTAL","type":"TOR sectional Matrix kit","item no.":"No.1.915","Delivery":"by international express","pack":"64pcs per box"}}