Yakenū Arm Covers New Light Gray Color Arrives Marufuku Fiber Co., Ltd. (Headquarters: Nishio City, Aichi Prefecture, Representative: Tomoyuki Murase), which plans and manufactures products for sun protection and heatstroke prevention, has surpassed 3 million cumulative sales and was awarded 2nd place in the 2025 Rakuten Annual Ranking for the "Sports & Outdoors" category. Furthermore, it received the Best Shop award in the Sports genre for the "Rakuten Shop of the Month" in February 2026. The company sells the "Yakenū" series of sun protection-specific face covers. This series includes popular summer models like "Yakenū Sōkūru" and "Yakenū 99.9 Black Label," which boasts the highest UV cut rate in the series and sells out with each restock, offering a lineup tailored to various uses and scenes. Now, the highly anticipated new color, light gray, for "Yakenū Arm Covers," made with Yakenū fabric, will be released on QVC on July 4 (Sat). A pre-sale will begin exclusively at the MARUFUKU Rakuten Ichiba store from 12:00 PM on June 30 (Tue). Sales will commence on QVC's official e-commerce site, "QVC.jp," from July 4 (Sat). QVC Official EC Site "QVC.jp" (https://qvc.jp/product.755419.html) MARUFUKU Rakuten Ichiba Store (https://item.rakuten.co.jp/suzukachan/313/) With the Japan Meteorological Agency defining temperatures of 40°C or higher as "extreme heat days," summers have become increasingly severe in recent years. Amidst this, interest in not only sun protection but also heat countermeasures is growing. "Yakenū Arm Covers" are designed to protect skin from strong sunlight while pursuing comfortable wearability. They use the same high-performance Japanese-made yarn as the "Yakenū" face covers. The fabric (yarn) itself is kneaded with titanium, which has UV-cutting properties, ensuring the UV-cutting effect lasts semi-permanently regardless of repeated washing. Furthermore, the inner lining is a mesh specification for high breathability and reduced stuffiness, and a sto