4mm Round White Cotton Cord - Kalsi Cords UK Manufacturers Leicester
Noshad® Multi Usage Round Elastic Cord, Beading, Hat, Thin Elastic Cord for Arts & Crafts, Jewelry Making and More (White, 4mm 10M) : Amazon.co.uk: Home & Kitchen
Round / Cord Elastic – 1mm to 4mm – Black, White, Blue, Red or Beige – HaberDasherDo
NBEADS 16.4 Yards/15m Solid Rubber Cord, 4mm Black Plastic Rope Rubber Tubing Cord Round Elastic Cord Beading Crafting Stretch String for DIY Craft Making : Amazon.co.uk: Home & Kitchen
Shock Cord Elastic 4mm - Black (KBT-N2021/02022-4mm-Shockcord-pm) £1.99