Phiten RAKUWA Band Metax Black, Two-Pack Shoelace Set Phiten's Metax is expected to alleviate stiff shoulders and lower back pain, aid in fatigue recovery, and improve concentration. Metax is a technology unique to Phiten that disperses metal in water at the nano level. This helps to relax the body and support the drawing out of its inherent power. Please refrain from purchasing if you are sensitive to items stored by a non-professional. Shipping via Yu-Packet Post Mini. - Brand: Phiten - Model Name: Rakuwa Band - Quantity: 2 pieces - Size: 30cm - Color: Black - Intended Use: For wrists and ankles Thank you for viewing. #Phiten #Metax #Phiten