Amazon.com: PivotWing Running Hat Ponytail Hat Womens 。✨ UVCoolix Instant Cooling Baseball Cap with Hidden Ponytail Opening A lightweight, ultralight cap designed for active women who need instant cooling, sun protection, and a secure fit for high ponytails or buns. Engineered for the female head shape, this cap eliminates pressure headaches and gap for distraction-free wear during outdoor sports, running, tennis, golf, hiking, gym, or travel. Condition: Brand new Measurements: As listed Materials / Fabric: • 85% Nylon, 15% Spandex (100% Cool-touch fabric) Features: • ChicPony: Engineered for Her, Not Adapted – specific female head shape fit, no gap or slip • Signature ChicPony Hidden Ponytail Design – 4\"/10cm vertical opening for high ponies, low buns, or messy hair • UVCoolix Instant Cooling: No Water Needed – 360° heat shield, 6 embroidered eyelets for breathable airflow • UVCoolix UPF 50+ Shield & Structured Brim – pre-curved hard brim (3.35\" width, 2.75\" length), maximum shade • Ultralight 2.4oz, Packable & Tailored Fit – 67.8g weight, flexible crown folds for travel, adjustable Velcro fits 21.7\"–22.8\" Compartments: • None Carrying / Wearing Options: • Wear as a baseball cap with hidden ponytail opening • Wear hair down with opening discreetly hidden • Adjustable Velcro closure for custom fit Practical Use: Ideal for outdoor sports, running, tennis, golf, hiking, gym, travel, and daily wear in peak summer heat. fast shipping, smoke-free home, bundle & save B0GLQKBKS5