I'm not certain as I purchased it at a general goods store, but after looking into it, it seems similar to the stylish reading glasses from 【Ciqi】, 《Harvie Vintage Brown》 (around 6600 yen). - Power: R +1.00, L +1.00 - Frame: Plastic, Stainless Steel Although I haven't used them much, they are used items, so there may be some slight warping or overlooked scratches and stains. Returns are not accepted, so please adjust them yourself. Also, there is no case. Shipping will be via bubble wrap and either Yu-Packet Post Mini or Yu-Packet Post. Please be aware of this.