Oasis Teal Dress UK 12 / Medium - but would probably fit larger size too as loose fitting

Gorgeous floaty dress with beaded neck
The main body of the dress is jersey type fabric and the front twisted fabric detailing is a chiffon type fabric

Approx measurements: 

18.5" / 47cm armpit to armpit,

 length 36" / 91cm from centre of back of neck to lower hem