Boost HD, introduced in July 2019, maintains the distinctive energy and responsiveness of traditional Boost cushioning, while also delivering enhanced stability for the foot. The Wmns PulseBoost HD 'Core Black' sneaker features an upper crafted with Adapt Knit material, which includes supportive non-stretch zones to ensure a secure fit. Adding a unique touch, the shoe's tongue incorporates a QR code that grants access to a personalized Spotify playlist and reveals the GPS coordinates of the areas that influenced its design. To further enhance performance, this women's shoe is equipped with Adaptive Traxion, providing superior grip for various activities.