I have 2 of these

A size large and xl

I would say size up . Very comfortable , good quality and wind proof.

Upgrade your workout gear with these elite Nike Storm-FIT Phenom running tights in classic black. The slim-fit leggings are designed to improve your performance in a range of activities, from cross-training to weightlifting. The drawstring closure ensures a secure and comfortable fit, while the reflective features make sure that you're visible during low-light workouts.

These tights are made for the active man in mind, with a range of features that make them stand out. The compression design and Nike's Storm-FIT technology provide comfort, durability and protection from the elements, making them perfect for outdoor sports like running, jogging, and even water sports. The tights belong in a top-quality product line from Nike and are a must-have for anyone looking to enhance their gym or running gear.

WEATHER-RESISTANT WITH PLENTY OF STORAGE.

Rain and wind can dampen your run, and the Nike Storm-FIT Phenom Elite Tights are your answer.Windproof and water-repellent fabric in key areas helps you stay dry in stormy miles.The back pocket has an extra layer to help keep your phone dry.

Nike Storm-FIT Technology resists elements like wind and water to help keep you comfortable in harsh weather conditions.We used athlete data to learn where water impacts runners the most to place water-repellent and windproof fabric along the front of the leg and back of the calf.

Still Breathable

Knit fabric at the back of the leg adds a touch of breathability.Zipped ankles let you customise your airflow.

Room For Your Gear

A centre-back pocket expands so you can stash your phone.An extra layer of protection helps keep it dry in wet weather.2 additional drop-in pockets at the hips let you keep keys or a card close.

More Benefits

• An elastic waistband with an internal/external drawcord delivers adjustable comfort.

Reflective taping

• Not intended for use as Personal Protective Equipment (PPE)

• 73% polyester/27% elastane

• Machine wash

• Imported