🔑 Key Features：

Thermo-Chromatic Tech - Color-shifting alloy

Romantic Design - Heart-shaped clasp

Adjustable Fit - 16-20" neck range

Complete Set - Includes matching leash

📐 Specification：

Material: Hypoallergenic alloy

Length: 24" leather leash

Width: 0.8" band

Weight: 180g total

Trigger: Body heat activated

Colors: 3-phase shifting

🔥 Sensory Perks：

Mood Indicator - Visual temperature feedback

Beginner Friendly - Padded interior

Date Night Ready - Fashion-forward design