Flexible Kids Art Frame Acetate eyewear JM22407

TR-90 (yas titanium) yog ib yam ntawm cov khoom siv polymer nrog lub cim xeeb, yog tam sim no lub ntiaj teb nrov tshaj plaws ultra-light optical thav duab cov ntaub ntawv, nrog super toughness, sib tsoo-hnav tsis kam, tsis tshua muaj kev sib txhuam coefficient ntawm cov yam ntxwv, tuaj yeem tiv thaiv kev txav mus los. , vim kev tawg ntawm cov ncej, kev sib txhuam ntawm lub qhov muag thiab lub ntsej muag los ntawm kev puas tsuaj. Vim nws cov qauv molecular tshwj xeeb, cov tshuaj tiv thaiv zoo, nws tsis yooj yim rau deform nyob rau hauv ib puag ncig kub, tuaj yeem tiv taus 350 degrees kub hauv lub sijhawm luv luv, thiab tsis yooj yim rau yaj thiab hlawv. Tsis muaj tshuaj lom neeg tso tawm, raws li European cov cai rau cov khoom noj khoom haus qib.