Lykke Circular Interchangeable Needle Set includes:

Nine pairs of needle tips

Sizes US 3 (3.25mm), US 4 (3.5mm), US 5 (3.75mm), US 6 (4mm), US 7 (4.5mm), US 8 (5mm), US 9 (5.5mm), US 10 (6mm)

2 Cords for 16" length (40cm), 1 cord for 20" length (50cm), 1 cord for 24" length (60 cm)

2 connectors + 4 keys and 8 stoppers