Sunnie Pink Strapless Maxi Dress Beginning Boutique AU Sunnie Pink Strapless Maxi Dress Beginning Boutique AU Sunnie Pink Strapless Maxi Dress Beginning Boutique AU Brynner Pink Strapless Maxi Dress Beginning Boutique AU. Did someone say wedding season? The Keep My Promise Strapless Maxi Dress in Pink features a strapless neckline with grip tape support, an invisible side zipper with hook and eye closure, and ruching along the bodice for a gathered detail. Finished with a high side leg split and a flowing skirt silhouette with a bubble hem, this fully lined dress moves beautifully. Style with heels and gold jewellery for the perfect occasion look.