** For ordering one pair sample with box and accessory about usd50 inc shiping cost to your office .
** For price what we agree is inc shipping cost to your office ,only promise go out of china,for this we will send you tracking nubmer ,if your custom catch your pakage,we will not responsible for replacement or refund.(if you pay usd10.00/prs more before shipment,then will 100% replacement or refund )
** delivery time: stock 7 business days to your office by express .   
The payment :we only accept western union,paypal no office here.others spend long time .