NWT VRGGRL Linen dress

Brand new TULAROSA LINEN MIDI DRESS SPRITZ Bought this dress and it doesn’t fit, and I can’t return it Dress details: Size AU 16 Exclusive in-house print 100% Linen Tie back waist Elastic cuffs Open back Adjustable back strap Side zip opening Length 130cm / 51in (taken from a size AU 8 shoulder to hem) Cold Hand Wash / Cool Iron On Reverse Designed in Australia