A seat bag for storage of keys, cellphone or a wallet etc. Is attached to the seat or to the cushion. Standard on U3 Light
FITS -
S2 / S3 - YES / YES
S2 short / S3 short - YES / YES
S2 short-low / S3 short-low - YES / YES
S2 large / S3 large - YES / YES
S2 swing / S3 swing - YES / YES
S2 swing-short / S3 swing-short - YES / YES
U2 / U3 - YES / YES
U2 light / U3 light - YES / YES
Bambino - NO
Micro - NO
Panthera X - NO