Black Diamond Hardener

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Free shipping on all orders over £40.


A protective and glossy nail hardening formula designed to add strength to weak and breakable nails!

Shipping & Returns

Free Standard UK Shipping On All Orders Over £40 (2-5 working days)

£3.50 Standard UK Postage Fee On All Orders Under £40 (2-5 working days)

Tracked 24/48 Options Available Calculated at Checkout

30 Day Return Period