Modular Jacket - Wall RinsedFrom the Maker The Modular Jacket is based on a classic Harrington silhouette. Constructed in an 8. 8 oz poly cotton twill, which is simultaneously lightweight but durable, this jacket is unlined, making it ideal for the warmer months. It features an adjustable bottom band and cuffs, and is finished with minimal branding on the left side pocket. For a slightly looser fit, the Module Script Jacket has a similar design with 2 tone color blocking.