Optilon No.3 Nylon Zip Fasteners

Browse a wide range of Optilon No.3 nylon closed end fasteners in many colours and lengths for dressmaking, clothing repairs, skirts, dresses, children's clothing, cushions, bags and general sewing. The fine nylon coil is lightweight and flexible, making these fasteners suitable for garments and projects where a neat, practical finish is required.

The range includes standard fixed-bottom styles alongside concealed and invisible options, with shorter lengths for garments and craft projects and longer fasteners for larger sewing applications.

Shop by Optilon Zip Collection

Optilon Closed End Zips

Explore the wider range of fixed-bottom Optilon fasteners, including No.3 and No.5 nylon, heavy-duty No.8 nylon, metal and chunky plastic-tooth styles.

Optilon Open End Zips

Browse separating Optilon fasteners in nylon No.5 and chunky plastic No.6 styles for jackets, coats, hoodies, knitwear and outdoor clothing.

Optilon Zips

Shop the complete Optilon range, bringing together open end and closed end fasteners in different materials, sizes and constructions.

Individual product listings provide the exact length, colour, construction and other specifications. Selected styles are available in multiple quantities, with quantity discounts available on some products.

Whether you're replacing a fastening in a garment, making a new dress or skirt, sewing children's clothing or adding a zip to a cushion or other project, there is a broad choice of colours and lengths available.

Related Collections

Nylon No.3 Closed End Zips

Browse the wider range of No.3 nylon fixed-bottom fasteners, including Optilon, YKK and other styles.

Concealed & Invisible Zips

Find discreet No.3 fasteners for dresses, skirts, bridalwear, evening wear, cushions and other projects where the fastening needs to remain hidden.

YKK Closed End Zips

Explore YKK fixed-bottom fasteners in No.3 nylon and other constructions, with a wide choice of colours and lengths.

Nylon No.5 Closed End Zips

Shop stronger nylon coil fasteners for bags, cushions, upholstery, clothing and other projects requiring a more robust fastening.

Closed End Zips

Browse the complete range of fixed-bottom fasteners, including nylon, metal, concealed and chunky plastic-tooth styles.

Chunky Plastic Teeth Zips

Explore larger moulded plastic-tooth fasteners in open and closed end styles for heavier sewing projects.