Big Bang Swim Training Jammer - Multi Bodyweight-training The design is revamped from

The design is revamped from the original 1973 one with new logo styling

Padded mesh back panel and side panels for breathability

it adds extra comfort while the open back allows you greater freedom of movement

Really comfortable for larger faces/heads

Big Bang Swim Training Jammer - Multi Bodyweight-training The design is revamped fromThe Big Bang Swim Training Jammer features all all over explosive design in blues, pinks and aqua. This training essential delivers reliable performance across extended pool sessions. The generously cut leg openings provide unrestricted movement, whilst the reinforced waistband with secure drawcord adjustment ensures a stable fit throughout your workout. Built from ECO C Infinity fabric, it resists chlorine degradation effectively and maintains its