This creation is a kind of related pet serobila construction of what,It is more inconvenient in the retaining structure disassembly adjustment of pet chain in known techniques to thereby account for,And the Chain System of tradition is that metal material is easy to cause pet to pull process whiplass,Therefore,The pet serobila construction system of this creation includes: a serobila,The Chain System is that a plurality of cyclic annular retaining ring integrated moldings mutually concatenate,The serobila is provided with a first end and a second end； One fastener unit,The what first end is set,The fastener unit snapping what ring-type retaining ring to form an ambient,The ambient is formed by the fastener unit,The ambient can be voluntarily sized by user,Lead to whiplass to prevent pet from firmly pullling,And the ring-type retaining ring system be plastic cement material be integrally formed made by,It is more light comfortable in distraction procedure to provide user.本創作係有關於一種寵物鍊體構造，藉此解決習知技術中寵物鍊之扣接構造拆卸調整上較為不便，且傳統之鍊體係為金屬材質容易導致寵物拉扯過程頸部受傷，因此，本創作之寵物鍊體構造係包括有：一鍊體，該鍊體係為複數個環狀扣環一體成型相串接，該鍊體設置有一第一端及一第二端；一扣具單元，設置於該第一端，該扣具單元扣接於該環狀扣環以形成一環繞空間，藉由該扣具單元形成該環繞空間，該環繞空間可由使用者自行調整大小，以防止寵物用力拉扯導致頸部受傷，且該環狀扣環係為塑膠材質一體成型所製成，提供使用者在牽引過程中更為輕便舒適。
