Sustainable Plunge Neck White Maxi Dress. Looking for sustainable dress to turn heads when you enter the room? Check out this stunning white Plunge Neck Long Sleeve Maxi Dress from Oh Poly Fashion. Constructed using Biodegradable and compostable TENCEL™ this dress is designed to flatter. Its pull-on design includes square back and tight-cut bodice with ruched waist. This fully lined beauty is designed to impress. Simply add your favourite heels.