A water resistant article for positioning on an appendage to be treated comprises a knitted body constructed from synthetic yarns is provided, wherein each of the synthetic yarns comprise a bundle of substantially parallel fine monofilaments.合繊糸で構成したニット本体を含む、治療対象の手足に配置する耐水性製品であって、前記合繊糸の各々が、略平行な極細モノフィラメントの束を含む。【選択図】図1