What can I crochet with thin yarn?

What weight is crochet 3 Cotton?

Fashion Crochet Thread Size 3 (DISCONTINUED)

Weight: Fingering / 4-ply / Super Fine
Fiber: Mercerized Cotton (100%)
Needles: 2.75mm (2 US) (12 UK) 3.25mm (3 US) (10 UK)
Gauge: 27-32 sts / 10 cm (4″)
Hook: 3.5mm

What is thin yarn called?

Cobweb – a yarn so thin you’ll practically need a magnifying glass to use it.

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