E-Uli 100 Sets 8mm Sew on Snap Buttons Metal Snap Fastener Buttons Press Button for Sewing Clothing Silvery and Black (8mm-100sets) : Amazon.co.uk: Home & Kitchen
MajorCrafts 30pcs 8mm Navy Blue High-Grade Acrylic Small Round Sewing
Bezelry 100 Pieces Mini Gray Silver Four Holes Metal Buttons. 8mm (5/16 inch) : Amazon.co.uk: Home & Kitchen
8mm Royal Blue Matt Smartie Style 2 Hole Button - Totally Buttons