ATEPA PEAKVENT 520 3-in-1 Backpacking Sleeping Bag | 650FP Down Blend, Detachable Top Quilt & Pad Cover

Three Ways to Sleep. One Bag to Rule Them All.

Meet the ATEPA PEAKVENT 520—the most versatile sleeping bag in your gear closet. With its innovative 3-in-1 convertible design, this bag adapts to any adventure. Use it as a full sleeping bag for cold nights, detach the top layer as a lightweight quilt for warmer evenings, or attach it to your sleeping pad as a cozy cover for an integrated sleep system. Filled with a 650FP down blend and certified to ISO temperatures as low as 6.8°F (-14°C) , the PEAKVENT 520 delivers warmth, flexibility, and eco-conscious materials for 3-season explorers.

Key Features:

3-IN-1 CONVERTIBLE SYSTEM – ENDLESS VERSATILITY

• Full Sleeping Bag: Zip up for maximum warmth on chilly nights

• Top Quilt: Detach the upper layer for a lightweight blanket—perfect for mild weather or camp lounging

• Pad Cover: Attach the bottom layer to your inflatable sleeping pad for a secure, draft-free sleep system

COLDMASTER™ 650FP DOWN BLEND INSULATION

• Fill: 360g Coldmaster™ blend (55% 650FP white duck down / 45% recycled cotton)

• Top Layer: 198g down + 162g recycled cotton for premium warmth-to-weight

• Bottom Layer: 160g/㎡ polyester fill – durable and resilient

• Loft: 650+ fill power (US standard) for excellent compressibility

ISO-CERTIFIED 3-SEASON WARMTH

• Comfort Rating: 42.8°F (6°C)

• Lower Limit: 33.8°F (1°C)

• Extreme Rating: 6.8°F (-14°C)
  Reliable performance for spring, summer, and fall adventures

SPACIOUS SEMI-RECTANGULAR FIT

• Unfolded Size: 78.7" x 33.5" (200 x 85 cm)

• Roomy enough to move without feeling trapped

• 3D Foot Box: Extra volume gives your feet space to move—no cramped toes

DETACHABLE TOP LAYER – MULTI-USE DESIGN
Removable top section converts instantly into a standalone blanket. Perfect for picnics, campfires, or warmer nights when you don't need a full bag.

ECO-CONSCIOUS RECYCLED MATERIALS

• Shell & Lining: 20D 400T recycled nylon taffeta

• Water-Repellent Grade 4: Sheds moisture while remaining breathable

• Down-Proof Treated: Prevents feather leakage

• PVC-free and environmentally responsible

PAD ATTACHMENT READY
Bottom layer designed to integrate with standard inflatable sleeping pads (sold separately). Secure connection prevents sliding and eliminates drafts.

COMPRESSIBLE & PORTABLE

• Packed Size: 13.78" x 7.87" (35 x 20 cm)

• Weight: 3.4 lbs (1.52 kg)
  Includes compression sack for reduced pack volume—ideal for backpacking

THOUGHTFUL DETAILS

• Full-Length Two-Way Zipper: Vent from bottom or top; mates with another bag for double-width comfort

• Adjustable Hood Drawcord: Cinch for extra warmth

• Zipper Draft Tube: Blocks cold air from sneaking in

• Interior Pocket: Secure phone, headlamp, or small essentials

Specifications:

• Temperature Rating (ISO): Comfort 42.8°F (6°C) | Limit 33.8°F (1°C) | Extreme 6.8°F (-14°C)

• Unfolded Size: 78.7" L x 33.5" W (200 x 85 cm)

• Packed Size: 13.78" x 7.87" (35 x 20 cm)

• Weight: 3.4 lbs (1.52 kg)

• Fill (Top): 198g 650FP White Duck Down + 162g Recycled Cotton

• Fill (Bottom): 160g/㎡ Polyester

• Shell & Lining: 20D 400T Recycled Nylon Taffeta – Water-Repellent Grade 4, Down-Proof

• Shape: Semi-Rectangular with 3D Foot Box

• Zipper: Full-Length Two-Way – Compatible for Doubling

• Included: Sleeping Bag, Compression Sack

Perfect For:

• 3-Season Backpacking & Thru-Hiking

• Car Camping & RV Trips

• Convertible Quilt for Warm Weather

• Integrated Sleep System with Your Pad

One bag. Three ways to sleep. Endless adventures.

🛒 Add to Cart – Adapt to Any Adventure