Gum Interdental Brush L-shaped Gokujo Fit, 8 pieces S size, thin type 1.5x longer bristles for plaque removal Interdental brush designed to fit easily between teeth I accidentally bought the wrong size, so I am selling it new and unopened. Purchased at Kusuri no Fukutaro in 2025.10 When removing the purchase sticker, the printing peeled off slightly. Dental floss, floss, toothbrush