Vertically striped flag red-green-yellow-green-red, proportions 6+1+4+1+6. Centred on each of the red stripes, a white Maltese cross of diameter 1/4 of the flag's height. Ratio 2:3. (Source: http://flagspot.net/flags/es-t-gnt.html)
This SVG flag includes elements that have been taken or adapted from this flag:
Ebrenc and Albert Mestre