Apex ChillFlow™ Cooling Harness

Cooler Walks. Safer Adventures.

The Apex ChillFlow™ Cooling Harness helps small dogs and cats stay more comfortable during supervised warm-weather walks, travel, and outdoor play. Breathable nylon mesh, two cooling levels, adjustable support, and two visibility-light modes come together in one lightweight harness.

Why Pet Parents Love It

• Two cooling levels for warm-weather routines
• Breathable nylon mesh helps encourage airflow
• Breathing-light and warning-light modes support visibility
• Adjustable straps and quick-release buckles help create a secure fit
• Stainless-steel D-ring connects to the included matching leash

Verified Specifications

• Available colors: Mint Green; Cherry Pink
• Available sizes: XS, S, M, L
• Cooling settings: Two levels
• Light modes: Breathing light; warning light
• Approximate charge time: 1.5 hours
• Approximate runtime: Up to 2 hours depending on setting and conditions
• Charging port: Type-C
• Material: Breathable nylon mesh
• Included: Harness, matching 4.6-foot leash, charging cable, and guide

Best For

Small dogs, cats, puppies, and similarly sized pets during supervised warm-weather walks, evening outings, travel, and everyday adventures.

Before You Buy

Measure your pet’s chest and neck and choose a size from those measurements rather than breed alone.

Apex Safety Note

This harness supports comfort but does not prevent heat exhaustion or heatstroke. Always provide water, shade, rest breaks, and close supervision in warm conditions.

Product-Specific Shipping

Orders usually process within 1–3 business days. Estimated U.S. delivery is typically 7–14 business days after processing. The harness ships compact with the matching leash and charging cable. Tracking can take 24–72 hours to update after a shipping label is created.

14-Day Return Note

Eligible return requests must be submitted within 14 days of delivery. The harness must be unworn, clean, free of pet hair and odor, undamaged, and returned with tags, leash, charging cable, guide, and original packaging. Contact support for approval before mailing any return.

Shop With Confidence

✓ Secure Checkout
✓ Tracked Shipping
✓ Dedicated Customer Support
✓ 14-Day Eligible Returns