Bút Không Gian - Chống Nước, Chống Trọng Lực

It’s tiny enough to forget it’s in my pocket, but once you click it out it feels like a proper pen, well balanced for longer notes. The waterproof claim is what sold me, and while I haven’t tested it in a downpour yet, the build feels solid enough to trust. Only wish it came with a clip so it wouldn