Mouthguard to prevent teeth grinding, offering a comfortable fit. - Brand: Pro Idea - Product Name: Hagishiri Pita List Long - Purpose: Oral care mouthguard - Made in: Japan - Purchase Price: ¥2,068 - Size: Normal size Thank you for viewing. It's not new as I tried it on once, but it has been cleaned and sterilized with medical disinfectant wipes. I would like to sell it to someone who doesn't mind this. If anyone needs it, please feel free to inquire. ※ No box included. ※ Everything in the first image is included. Thank you for viewing.