Yes the picture shows a T-shirt... just imagine it without the sleeves! 
Perfect for running!
Show off your club pride with a technical club Vest where ever you train. An alternative uniform in the summer months of July - September or just fun leisure wear any time. All made of dry wicking material for training comfort. 
View full size guide here (chest, dress size etc) https://www.scimitarsports.com/wp-content/uploads/2021/09/Scimitar_Size_Guide_2021.pdf 
 
Size Guide
Women - V neck and shaped
Size      Dress size
XS      8
S       10
M     12
L      14
XL    16
 
Men - Round neck
Size     Chest (cm)
XS      91
S        96
M       102
L       107
XL     112