This is a professional-grade weather-resistant pet puffer vest, specifically engineered to provide thermal insulation and integrated safety for dogs during cold-weather excursions. Vibrant "High-Vis" Aesthetic: Features a bold canary yellow and deep black color-block design, utilizing a high-contrast V-shaped pattern to ensure maximum visibility in low-light or snowy environments. Integrated Harness System: Equipped with dual heavy-duty metallic D-rings reinforced along the spine, allowing for secure and direct leash attachment without the need for an underlying harness. Full-Length "Easy-Glide" Zipper: Features a sturdy back-entry zipper that runs the full length of the garment, facilitating quick and hassle-free dressing for active pets. Thermal Quilted Construction: Designed with horizontal chevron quilting, which effectively traps body heat while maintaining a lightweight, non-restrictive profile for the pet. Protective High-Neck Collar: Includes an extended insulated collar to provide additional warmth and wind protection for the neck area. "DUOMM" Professional Branding: Clearly displays the "DUOMM" brand patch, signifying 2026 standards in durable, outdoor-ready pet apparel. Best For: This is the ideal accessory for medium-to-large breed dogs that require a combination of warmth, water resistance, and secure leash control during winter hikes or urban walks.