Scallop 40% is a keyboard design that offers a compact layout and compatibility with various keysets. It features a hotswap PCB with Bluetooth connectivity and a 420mAh battery for a long battery life of approximately 2 months. The keyboard is made of 6063 aluminum with curvy sides and has a 5.5 degree angle. The design includes a standard and a WKL top. The estimated price for a full kit is expected to be less than or equal to $250. The creator is looking to gauge interest and is considering a small production run of around 20 units.