The purple tip needles are a #14 size needle that prevent skipped stitches in heavy fabrics including knits in ordinary sewing and when embroidering.
Janome Purple Tip Needles size 14
Needles for Janome HD5000 Heavy Duty Sewing Machine - FREE Shipping over $49.99 - Pocono Sew & Vac
Purple Tip Sewing Machine Needles Size 90/14 : Arts, Crafts & Sewing
Blue Tip Needle UK Size 11 Metric Size 75 - Janome J-Shop
Janome Red Tip Needles - Size 14 - Red Deer Sewing Centre
Needles for Janome Horizon Memory Craft 8900 QCP Special Edition Sewing Machine - 1000's of Parts - Pocono Sew & Vac
Janome Sewing Machine Needles
Janome Purple Tip needles UK Size 14 - Metric Size 90 – UK Sewing Machines
Choosing the Right Sewing Machine Needle - Sew4Home
Needles for Janome Sewist 725S - FREE Shipping over $49.99 - Pocono Sew & Vac