This is an authentic product purchased from the Rakuten Bacchus shop at the end of last year. *Please be aware that inexpensive fakes are widely available. To prove authenticity, I have attached the purchase receipt. Size: M 25.0-26.0cm One pair in black Unused *Green is also available. We will offer a discount if you purchase a set of two. #Insole #DietInsole #DietSupportInsole #Insole #Insole #HealthyPosture #PostureImprovement #Walking #BeautifulPosture #SkeletalMuscle #LowerBodyFat #LegSlimming #LegThinning #Pitsole #Pitsole #Diet