Samoan fire knife set . These knife blades are made out of SPRING STEEL. If you want Aluminum blades, please call or email us directly. This can be special ordered, Price for Aluminum blades: $450 per set. Note: tape color changes, each are hand made and vary on stock availability. DISCLAIMER: Use all Samoan Fire Knife products AT YOUR OWN RISK. Aloha Hula Supply is not responsible for injuries while using this product. Results may vary depending on use.