NWT By.DYLN Green & Blue Sky Tie-Dye Xander Sweater. The Xander Sweater from By.Dyln is the ultimate in leisure wear! Featuring a Tie dye fabrication, cuffed exaggerated sleeves, Branding on left hem and an oversize fit, this sweater is sure to please. It will comfortably take you through all seasons! 70% Cotton 30% polyester. NWT. Size Small.