Hair Porosity Test & Guide UK - Low vs High
Test your hair porosity with the float, spray and slip tests. Decode the 5-grade scale, learn the porosity × curl...
2 May 2026
·
7 min
The Zenvy Journal
Curl science,
Curl science,
tested and written down.
Practical guides for every curl pattern, plus the product testing behind what we stock. Written in the UK, for UK water, weather and hair.
Nothing in that combination yet.