Frequently Asked Questions
Everything you need to know about your KNUCKLEDUSTER experience.
What materials are used in your jewelry?
At KNUCKLEDUSTER, we specialize in high-grade 316L stainless steel, 925 sterling silver, and premium brass with PVD gold plating to ensure maximum durability and a tarnish-resistant finish.
How do I determine my correct ring size?
We provide a comprehensive Size Guide on every product page. You can measure the inner diameter of an existing ring or use a string to measure your finger circumference and match it against our chart.
How long does shipping take?
Domestic orders typically arrive within 3-5 business days. International shipping can take between 7-14 business days depending on your location and customs processing.
What is your return policy?
We offer a 30-day return policy for all unworn items in their original packaging. Please note that for hygiene reasons, earrings cannot be returned unless they are defective.
Will your jewelry turn my skin green?
No. We use premium hypoallergenic materials and protective coatings specifically designed to prevent oxidation and skin discoloration, even with daily wear.
Do you offer a warranty on your pieces?
Yes, every KNUCKLEDUSTER purchase is backed by a 12-month warranty covering manufacturing defects. This does not cover accidental damage or normal wear and tear.