Raws li cov khoom lag luam, daim ntawv tshaj tawm no qhia txog kev tsim khoom, cov nyiaj tau los, nqe, kev lag luam sib faib thiab kev loj hlob ntawm txhua hom, feem ntau faib ua TPU (Thermoplastic polyurethane) TPE (Thermoplastic elastomer) Lwm tus (Silicone, PVC) 3. Uas raws nraim yog prostate. mob qog noj ntshav cov nyiaj tau los, muag, thiab nqi ...
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