Ordered on 28-Dec-2020, shipped on 30-Dec-2020, received on 13-Jan-2021 in Kyiv (Ukraine). Total weight of the earrings is 3.65 gramms (per pair). Thickness of the hooks is 1.1 mm, it is uniform and hook cross-section is round. No allergic reaction was noticed. The quality of manufacture is good enough, while I had to align one of the hooks. The total length of the earring is about 40 mm, large enough.