Laser-etched spirit of combat, cherry blossom design, Japanese-made black mouthguard for Kendo, size M Black, smoked black mouthguard. Made with black smoke to make the mouth area less visible. Designed with etiquette in mind for Kendo, where loud voices are used, to make the mouth area less visible to the opponent. Also, the black mouthguard looks stylish compared to transparent mouthguards, which is a great point. Of course, it fulfills the role of preventing splashes, and is now an essential item, the mouthguard. Try a black mouthguard that's different from others. Can be used for youth men (12.13-bar face guard). Can also be attached to men for Jukendo, Naginata, and Arresting Techniques. The thickness is 1mm, and it has a solid construction. The material used is black polycarbonate, which is resistant to impact and cracking. As a martial arts equipment specialty store, after various tests and monitoring, Thin 0.5mm or 0.3mm mouthguards tend to come off the face guard due to the impact of strikes, or are more likely to break during removal (thickness is important, please check the thickness when purchasing). This product was created after determining that 1mm thick polycarbonate is the best for mouthguards. Please remove the surface vinyl before use. For those purchasing multiple pieces: For the second and subsequent pieces purchased at the same time, the price will be 1200 yen per piece. Please let us know the number of pieces and size in the comments before purchasing. We will change the price. We have plenty of stock, so immediate purchase is OK. Shipping will be by regular mail, so it will take 3-5 days to arrive. Furthermore, regular mail does not deliver on weekends and holidays, so delivery will be further delayed if weekends and holidays are involved. Please understand. If you want a faster delivery time, we can change the shipping method for an additional fee, so please comment before purchasing. No discounts.