King Killers FAQ. No runaround.

Shopify sends an order confirmation to the email or phone number used at checkout. If you do not see it, check your spam folder, then contact us with the name and email used for the order.

Contact us as soon as possible with your order number and the requested change. We will help when we can, but changes are not guaranteed after an order enters production or ships.

Most apparel orders process in 1–3 business days. Estimated transit is 2–5 business days in the USA, 5–10 to Canada, and 10–30 worldwide. Swim trunks can have delays of up to 20 business days. See the shipping policy for current details.

Yes. Tracking information is sent as soon as your order ships. If tracking shows delivery but you cannot find the package, check the delivery location and carrier updates before contacting us with your order number.

Orders of $100 or more qualify for free shipping when the offer is available for the destination shown at checkout. The checkout total is the final source for shipping eligibility and cost.

Yes. International delivery estimates vary by destination, and the recipient is responsible for customs duties or import fees charged by the destination country.

Eligible items may be returned within 30 days after delivery. Items must be unworn, unused, tagged, and in their original packaging, with proof of purchase. Contact sales@kingkillers.co before sending anything back.

Custom or personalized products, swimwear, rash guards, hats, worn items, discounted items, and gift cards are not eligible under the current policy. Read the full returns and refunds policy before starting a return.

Customers normally pay return shipping. King Killers may cover it when the store caused the issue, such as sending the wrong item, size, color, style, or address; those cases are reviewed individually.

Compare the measurement chart for this product with a similar garment that fits you well. Sizes vary by style; contact us before ordering if you need help.

No. T-shirts, hoodies, lined shorts, swimwear, and performance pieces can use different cuts. Check the product description and available size guide rather than assuming one size fits the same across every style.

King Killers is a US-based, fighter-owned brand. Check the product page for the specific garment’s origin and fulfillment details.

The collection is built around combat sports and hard training, including MMA, boxing, Muay Thai, Brazilian jiu-jitsu, wrestling, CrossFit, and strength work, with styles that also work outside the gym.

Compare the measurement chart for this product with a similar garment that fits you well. Sizes vary by style; contact us before ordering if you need help.

King Killers Apparel was founded in 2021 by professional fighter Michael “Heck” Heckert. The fighter-owned brand is based in the Tampa Bay area and builds apparel around combat-sports culture.

Fitness creators, fighters, and other potential partners can review current affiliate, gifting, content, and partnership opportunities on the King Killers community page.