Spiral zip fastener is a functional fastener with limited decorating characteristics.

Advantages: flexible, elastic, with high initial durability, cheap, high adaptation to the deformation.

Disadvantages: low mechanical spiral and thread durability, relatively low slider durability, durability decrease as temperature raises, deformation possible while ironing.

Primary functions: It is suitable for the soft tissues and stockinet items, kids and sports ware, unfastened backs, cases, hoods, sleeping bags, jackets, bags, rucksack and shoes.