PP tambo (polypropylene strap) inowanikwa muhupamhi hwakaenzana kubva pa5mm kusvika 19mm, ine masaizi akajairwa anosanganisira 5mm, 9mm, 12mm, 15mm, uye 19mm. Sarudzo yehupamhi inobata zvakananga kugoverwa kwemutoro, simba rekupwanya, uye kuenderana kwemidziyo. Iri gwara rinotsanangura zvakajairwa hupamhi sarudzo dziripo, nzira yekusarudza upamhi hwakakodzera hwechishandiso chako, uye maitiro ekuita saizi yega yega. Miyero yeindasitiri inoratidza kuti hupamhi hunosarudza kushanda kwetambo munzvimbo nhatu dzakakosha: kugoverwa kwemutoro munzvimbo dzese dzepasuru, simba rekupwanya uye huwandu hwekutakura, uye kuenderana kwemidziyo chute.