Ivivva black reversible to blue yellow groove pants M

Ivivva black reversible to blue yellow groove pants M SIZE: No size tag but estimated to be a size M based on measurements CONDITION: preowned good condition, light wear NOTES: athletic, active, workout, gym, kids version of Lululemon MEASUREMENTS:  Waist: 11.5” (measured flat across) Rise: 6.5” Inseam: 30.5”