- Under Armour Challenger Core Shorts | Black - KLARSTEIN Shifters: SIS Thumb Shift

Shifters: SIS Thumb Shift

Sustainable and ethical sourcing with Rainforest Alliance and Carbon Neutral certification

these products are safe for use on all vehicle types and surfaces

Comfortable Grip: The D-shaped grip offers exceptional comfort while in use

hardened carbon steel construction for long-lasting use

- Under Armour Challenger Core Shorts | Black - KLARSTEIN Shifters: SIS Thumb ShiftUnder Armour Men's Performance Shorts: A Top Pick from Top Dad The Under Armour Men's Performance Shorts in Black are an excellent choice for dads who want to stay active, comfortable, and stylish. Whether you're working out, running errands, or just enjoying a casual day, these shorts offer everything you need in a lightweight, breathable design. The quick drying fabric and anti odor technology ensure you stay fresh and dry no matter the activity.