SafetyThis reflective running belt is equipped with a led strip light, this provides an ultra-high visibility in dusk and night time activities. Settings include fast flash, slow flash & constant light to ensure maximum visibility from 300 feet away. Ideal for fitness, gym workouts, travel, walking, jogging, cycling, climbing, walking the dog and outdoor activities. Universal CompatibleRunning waistpacks pocket is universally compatible with ALL smartphones. Its innovative design allows the pocket to expand so you can carry all your necessities such as phone, passport, keys, credit cards, driver license, money and energy gels. Premium QualityConstructed with ultra-light, breathable, skin-friendly material. Stretchy adjustable strap which fits 24 inch (67cm) to 48 inch (120cm) waist size. This waist pack only weighs 85 grams and is really comfortable to wear. Both children and adults can use it, no need to worry about your body shape. RechargeableRunning waist belt is powered with the latest USB rechargeable battery (USB charging cable included). One charge can last up to 5-8 hours depending on the mode of use. Water ResistantThe running belt is made from high-quality, water-resistant and sweat-resistant material. This will ensure your items dry and safe from sweat, rain, and dirty