Wunderlich branded handlebar bag. Its actually good quality....
https://www.aliexpress.com/item/1005003604139029.html?spm=a2g0s.12269583.0.0.57c81193dydiZ5
https://www.aliexpress.com/item/1005003604139029.html?spm=a2g0s.12269583.0.0.57c81193dydiZ5