A kind of protector of tool decompression muscular fatigue,System includes a protector ontology,It is whole cylindrical and defines one and screws on space,And formed by the two kinds of knitted body production of high resiliency knitted body and low elasticity knitted body in integrated woven,The protector body defining is caused to go out a pressure sleeve section,System is formed a cladding Qu Yuyi and is tightened area with extension kenel wide at the top and narrow at the bottom; One upper sleeve through mouth,It is the position what pressure sleeve section top end; And mouth is once worn,The position what pressure sleeve section bottom end; And a pattern structure,System's setting is covered with the tightening at area surface of the pressure sleeve section of the what protector ontology,The pattern structure is presented in different colors with the protector this system,Pattern structure of the area surface equipped with the different whats pressure sleeve section integral color is tightened using the pressure sleeve section,When user carries out wearing the protector ontology,Only the pattern structure for tightening area surface of the pressure sleeve section need to be adjusted what Calf muscle position,Can obtain it is correct wear relationship,What shank wearing can be conveniently inserted in and in tightening state,To slow down the protector of Calf muscle fatigue effect.一種具減壓肌肉疲勞之護具,係包含一護具本體,其整體呈圓筒狀而界定一穿載空間,且由高彈性編織體與低彈性編織體二種編織體製作而呈一體編織成型,致使該護具本體界定出一壓力套段,係以上寬下窄延伸型態而形成一包覆區與一束緊區;一上穿套口,係位於該壓力套段頂端處;以及一下穿套口,位於該壓力套段底端處;及一圖樣結構,係設置佈滿於該護具本體之壓力套段的束緊區表面處,該圖樣結構與該護具本體係以不同顏色所呈現,利用該壓力套段之束緊區表面設有不同於該壓力套段整體顏色之圖樣結構,當使用者進行穿著該護具本體時,只需將該壓力套段之束緊區表面的圖樣結構調整於小腿肌肉部位,即可取得正確穿著關係,可方便套入於小腿穿戴而呈束緊狀態,以減緩小腿肌肉疲勞效果之護具。