DOWN POWER YAMA EX Down Sleeping Bag (Standard/Light)

M-Size Series (Standard): Maximum Thermal Efficiency & Lightweight
DP-Y EX500M (Cold-Resistant): A precision-cut 500g fill bag. It minimizes dead air space for rapid heating, offering robust cold protection at a remarkable 790g total weight.

DP-Y EX300M (Lightweight): The ultimate minimalist gear with a 300g fill. Weighing just 590g, it provides professional-grade 360° protection for ultra-light thru-hiking.
【Core Technology】360° All-Around 3D Wrap System
Engineered for extreme environments, providing seamless thermal defense.

3D Box Wall Construction: Unlike traditional stitch-through methods, this independent baffle design ensures even down distribution, eliminating "cold spots" and maintaining stable heat circulation.

360° Surround Wrap: Features a 3D Draft Collar and an integrated Zipper Draft Tube. This creates a fully sealed thermal chamber from head to toe, effectively blocking cold air infiltration.

3D Anatomical Footbox: Ergonomically designed to follow the natural resting position of your feet. It provides ample space for the down to fully loft, protecting your extremities from the cold.

---