Founded by champion brothers Hassen & Oussama. KO Fighters delivers affordable top-quality kickboxing gear, tested and used by athletes at the highest level but made for everyone.
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Frequently Asked Questions
Product information
Shipping & Delivery
What is the capacity of this water bottle?
This water bottle has a capacity of 0.75 liters, large enough for an intense training session or a long workout.
Is this water bottle leak-proof?
Yes! This water bottle is 100% leak-proof thanks to the sturdy screw cap and sealing ring. Ideal to take with you in your sports bag without any worries.
What is this water bottle made of?
This water bottle is made of high-quality stainless steel (SS). This makes it extra durable, sturdy, and resistant to scratches and dents—perfect for daily use in and outside the gym.
Can I put this water bottle in the dishwasher?
We recommend washing the bottle by hand to extend its lifespan. The wide opening makes cleaning super easy.
Is this water bottle suitable for cold and hot drinks?
Yes, this water bottle is suitable for both cold and hot drinks. Thanks to the double-walled stainless steel, cold drinks stay cool for a long time and hot drinks remain warm for hours—ideal for during or after your workout.
How quickly will I receive my order?
Do you order on a weekday before 6:00 PM? Then your order will be shipped the same day and you will often have it the next day.
What are the shipping charges?
Orders over €20 are shipped for free.
Can I return my order?
Yes, you have a 45-day return period with us. Products must be returned unused and in their original packaging.
Can I track my order?
Absolutely! As soon as your order is shipped with PostNL, you will receive a track & trace code to track your package.
Free shipping on orders over €20 and order before 6:00 PM = delivered tomorrow.
Free returns within 45 days*
Leak-Free Design
Sustainable & BPA-free
Easy to Clean
Free shipping from €20
Our customer service team is available Monday to Friday from 9:00 AM to 5:00 PM
Secure payment with iDEAL, Google Pay, Apple Pay, Credit Card, PayPal, Klarna, Bancontact, and AMEX
