GUM® Fine Floss, Mint, Waxed, 200 yd. - Official Site for GUM® Fine Floss
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Amazon.co.jp: GUM Dental Floss, Unwax, Inflating Type, Non-Wax, No Wax, Interdental Care, 134.8 ft (40 m) x 3 Packs + Bonus Included : Health & Personal Care