Coily (4A / 4B / 4C) Hair: The Type 4 Care Foundation
4A, 4B and 4C kept distinct — coil diameter in millimetres, shrinkage by sub-pattern, the LOC vs LCO decision tree,...
25 May 2026
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17 min
Practical guides for every curl pattern, plus the product testing behind what we stock. Written in the UK, for UK water, weather and hair.