# Experimental Utility Summer Apparel POST ARCHIVE FACTION's 4.0 Collection is Simplistic By Amy Duong | Published 2021-03-23 | Lifestyle Source: Trend Hunter, https://www.trendhunter.com/trends/40-collection References: [hypebeast](https://hypebeast.com/2021/3/post-archive-faction-ss21-4-0-collection-release-info) South Korean fashion label POST ARCHIVE FACTION introduces the 4.0 collection for the Spring/Summer 2021 season and it is full of simplistic designs. The seasonal capsule focuses on [utility and experimental design](https://www.trendhunter.com/trends/khaotique-noir) with a focus on movement. The shapes explore new irregular function in the ways the the silhouette collapses onto the body. The [uniform-like apparel](https://www.trendhunter.com/trends/the-uniform-collection) includes a selection of shirts, some bottoms, windbreakers, and some suit jackets. Notably, there are details such as the seam lining position and practical details that include the stretchy elbow panels and [expansive utility pockets](https://www.trendhunter.com/trends/jjjjound-x-descente). The pieces arrive in some muted black and gray colorways with additional brighter options including yellow, neon green, navy green, and a blue gray hue. Image Credit: POST ARCHIVE FACTION ## Trend Insights (Trend Hunter) - Score: 2.1/10 - Popularity: 39% | Activity: 15% | Freshness: 10% - Audience gender: 50% men, 50% women - Primary generations: Gen Z, Millennial, Gen X - Top markets: North America, Europe, Asia ## Categories [Trend Hunter](https://www.trendhunter.com/trends) > [Lifestyle](https://www.trendhunter.com/lifestyle) ## Key Themes ### Why This Trend Is Growing - **Simplistic Utility Apparel:** Fashion brands can innovate by creating simplistic designs with utility features for movement and practicality. - **Experimental Design:** The focus on movement in apparel design allows for experimentation to create new and irregular silhouettes. - **Muted and Bright Colorways:** Designers can play with both muted black and gray colors as well as brighter options such as yellow, neon green, navy green, and blue gray. ### Industries Being Reshaped - **Fashion:** The fashion industry can create utility apparel with practical details to appeal to consumers who value movement and comfort. - **Sportswear:** Sportswear brands can adopt experimental design with a focus on movement to create activewear that enhances athletes' performance. - **Outdoor Apparel:** Outdoor apparel brands can utilize both muted and bright colorways to attract consumers who value both practicality and fashion in their gear. ## Related on Trend Hunter - [Layered Utility Fashion](https://www.trendhunter.com/trends/graphpaper-yoke.md) - [Refined Utility Tailoring](https://www.trendhunter.com/trends/apresse-2026.md) - [Utility-Inspired Apparel Lines](https://www.trendhunter.com/trends/khakis.md) - [Street-Informed Joint Collections](https://www.trendhunter.com/trends/equipment-collection.md) - [Spring-Ready Technical Danish Fashion](https://www.trendhunter.com/trends/fce-2.md) - [Summer-Centric Lifestyle Fashion](https://www.trendhunter.com/trends/uniqlo-u-4.md) - [Fall-Centric Dynamic Fashion Capsules](https://www.trendhunter.com/trends/undercover-5.md) - [Modular Fall-Ready Layered Fashion](https://www.trendhunter.com/trends/arcs-2.md) - [Spring Technical Apparel](https://www.trendhunter.com/trends/acoldwall-5.md)