Since your friend runs a wine cellar, there is no shortage of ordinary red wine glasses and peripheral products.
But there is definitely a lack of memorable products. So if you send a red wine glass, you have to use your head.
1, the budget is enough, you can send a classic handmade red wine glass with black bow tie from RIEDEL, Austria. The following figure
2. If the budget is not so high, you can send a wine glass signed by the German SPIEGELAU wine master.
3. Give a large domestic wine glass, which can be found in Taobao, and it is also very distinctive.