Trimming Blades Set of 7 colors. 100% Polyester Beige: Approximately 1.2cm width, length unknown Gray: Approximately 2.15m Black: 1cm width, approximately 2.47m Red: 1.5cm width, approximately 1.82m Beige Gold: 1.2cm width, 1.83m Black Gold: 5mm width, approximately 2.93m Gold Black (double): 1cm width, approximately 7m Suitable for clothing, handicrafts, and various other uses. I purchased a large quantity of blades and have been storing the unused portions at home for a long time. They are in good condition, but please understand this before purchasing. I am decluttering my craft supplies. I will ship within 1-2 days after purchase. Thank you.