£16.99 Adjustable replacement strap for the MZ-3 Physical Activity Belt. MyZone Belt Strap quantity Add to basket Category: Accessories Tag: myzone belt Related products MyZone MZ20 Scales £59.99 Add to basket Sale! MyZone MZ-3 Belt £129.99 £76.99 Add to basket Sale! BXFGYM 2.2L Steel XL Jug* £30.00 £21.00 Add to basket MyZone MZ60 Watch £51.99 Add to basket