Beauty
Onyx
Sienna Byron Bay Pty Ltd · Australia$$
The best black nail polish in our signature luxe, non-toxic formula. The most natural looking black you can find for elegant charcoal nails.
The best black nail polish in our signature luxe, non-toxic formula. The most natural looking black you can find for elegant charcoal nails.
What to Consider
Materials & Construction
- ·Made by Sienna Byron Bay Pty Ltd in Australia.
Sustainability
- ·Sienna Byron Bay Pty Ltd is recognized for sustainable practices across their product line.
Cost Per Use
- ·Priced around $100 (midpoint of $50–$150 for Beauty). At ~20 uses/month, this hits the $1-per-use "worth it" mark in 5 months — and falls to roughly 8¢ per use across a 5-year lifespan.
Brand at a Glance
Sienna Byron Bay Pty Ltd · Australia
B Corp certified — Personal care products
Oras Index66/100
Good to Know
While Sienna demonstrates strong commitment to organic fibers and ethical production, we could not find evidence of a formal repair program or lifetime warranty—areas where documentation and customer-facing commitment could deepen the longe…
Owner Reviews (0)
No reviews yet.
