SNDYS. Tahlia Dress from Revolve. Size: Extra Large Color: Blue Brand new without tags. SNDYS Tahlia Dress in Baby Blue. Asymmetrical Hem dress with all over elastic smocking for stretch and a customized fit. Unlined. Back tie closure. Front cut-out detail. Midweight linen fabric. Made of: 100% cotton. Approximate lay flat measurements: Waist: 16" Hips: 20" Under arm to under arm - hard to measure as it's backless but the front piece measures17" across.