New product: Special brush for pouring paint, preventing leaks from buckets. Essential for painters.

Wall and ceiling paints are available in a range of colours and finishes - matte, satin, gloss.  Whether glycerol-based, acrylic or alkyd, wall and ceiling paints can be single- or multi-coat and may require an undercoat.  Cheap white matte at a bargain or high-cost satin finish, it's up to you!