The tea strainer fits my big cup with handle.
Used to collect tealeaves when pouring from teapot.
Sold as sets:
Tea strainer in unglazed porcelain, white: W 8.5 cm x H 1.5/2 cm
Bamboo stick with silicone ring: L 20 cm
Tray in glazed stoneware, light blue: 11 x 11 cm