Koh-I-Noor S128 Tailor's Chalk with Stand and 6 Coloured Chalks (Green, Purple, Blue, Red, Yellow, White) - Set of 2 with 2 Holders and 6 Spare Chalks Each : Amazon.co.uk: Stationery &
Clutch Chalk Holder 9mm All Metal Mechanical Pencil Koh-i-noor - Etsy UK