Bila Size L Blue, Black. White, Red Aztec Look Border Print ~ Sleeveless Maxi Dress with Blouson Top and Side Slits.
Loose Fit ~ I think more like XL . Please check Measurements: 
44" Bust
Elastic Band 32" (15" Below Shoulder Seam)
Hips 53" (Gathered, very full)
Length from Elastic Band 40" (55" Total from Shoulder Seam)
No fabric content on tag but feels like rayon to me. Very soft and drapey.
Very Good Condition. Pet & Smoke Free.