TPU Dumbbells ikozwe mubyuma bikomeye kandi bitwikiriye reberi kugirango bimare imyaka mugihe urinze hasi.
Ibyuma bikomeye birakomeye, byiringirwa, kandi ntibizunama cyangwa kumeneka mubihe bisanzwe.
TPU ni ibikoresho bizwi cyane murwego rwimodoka kubera guhinduka kwayo, imbaraga, no kurwanya abrasion.
Imitwe ya TPU igabanya urusaku kandi yoroheje hasi yawe nibindi bikoresho.