Sweaty Betty - Thermodynamic 1/2 Zip Reflective Jacket. Color Black. Low Stock. On sale for $81.92. MSRP $128.00.. 4.0 out of 5 stars1 left in stockBrand NameSweaty BettyProduct NameThermodynamic 1/2 Zip Reflective JacketGenderWomen'sColorBlackPrice$81.92MSRP: $128.00