safe to use rapid palatal expander

{"cid":"91220932","title":"Nance \/ Hyrax \/ Rapid Palatal Expander Night Guard Space Keeper OEM Safe To Use","imgUrl":"https:\/\/img.ismap.com\/nimg\/95\/4b\/f9d535e4f9e4bb9c3adac0b0bebb-200x200-1.jpg","attrs":{"Price":"Negotiable","Minimum Order Quantity":"1","Delivery Time":"3-7 days","Place of Origin":"Shenzhen China","Payment Terms":"Paypal\/Bank\/Western Union","Supply Ability":"1000000"}}

{"cid":"91221005","title":"Teeth Expansion And Distalization Adjusting Expander In Mouth Orthodontist Palate Expander","imgUrl":"https:\/\/img.ismap.com\/nimg\/28\/32\/572480ef3eebfa663dad6be5831a-200x200-1.jpg","attrs":{"Price":"reasonable","Brand Name":"SDL Dental Lab","Model Number":"Anti Snoring Device","Minimum Order Quantity":"Negotiable","Delivery Time":"3-4 days","Certification":"ISO and FDA and CE","Place of Origin":"China dental lab","Payment Terms":"T\/T ,Paypal,, Western Union","Supply Ability":"More than 100 Technicians","Packaging Details":"Dental box, bubble pack and plastic bags","Product Name":"Orthodontic Expander","Gurantee":"3 Years","Redo Policy":"For Free","Express":"DHL,FEDX,UPS","Highlight":"Customizable Dorsal Sleep Appliance Anti Snoring Device For Restful Sleep"}}