Zara Yellow Tie Dye Cotton long puff sleeve oversized Romper in size Small

Never worn just washed. It is a very cute romper but it is way too oversized on me that it looks like it will fit up to a Large. ptp is 20 inches length is 30.5 waist is 20 inches rise is 14.5 inches inseam is 2.5 Super puffed sleeves. Yellow, white and pink tie dye buttons are made of shell.