Swing with power using the SKLZ Bat Pop Wrap Softball Sleeve. This 6-ounce barrel-loaded weighted sleeve is designed to protect the bat during long training sessions, increasing its lifespan while also helping you increase your strength for a powerful swing. Evenly distributing weight along the bat while reducing impact vibrations, this sleeve allows you to practice your batting technique while engaging your muscles for a dual strength-training workout and batting session. SKLZ Bat Pop Wrap Softball Sleeve Black - Baseball/Softball Accessories at Academy Sports