2UNDR Swing Shift Boxer Brief Size:XXLarge effective and balanced gait when

effective and balanced gait when running

Iconic style complemented with the signature comfort of the BIRKENSTOCK footbed

Drawcord Adjustment in back for perfect fit

Heel to Toe Drop:5MM

balances it with a new eco-friendly wave plate and holds your run steady with a WAVEKNIT™ upper

2UNDR Swing Shift Boxer Brief Size:XXLarge effective and balanced gait whenThe Swing Shift caresses the skin with the finest beechwood fibre in our signature modal fabric. Additionally, the material resists shrinkage and is less likely to fade or pill. Perfection in your pants. The Swing Shift caresses the skin with the finest beechwood fibre in our signature Modal fabric. Pure heavenly softness. Perfection in your pants. Patented Joey Pouch for support and comfort No Drip Tip with hydrophobic membrane for a dry environment