Size down for life style and back health. Best to wear over RECOVERY Shorts for day and by itself for travel and sleep. The Smart Alignment Shorts is for recovery, and back support. Wear as outerwear to boost your lower back, core, and hip support, perfect for everything from daily activities to workouts and sleep. Best to wear outside of RECOVERY short. Forme®’s patented intelligent construct engages your core, glutes, and spine, muscle memory helping you stand taller, move easier, and feel more stable throughout the day. It also shapes your core with a gentle tucking effect for a streamlined silhouette. Offering strong muscle memory technology - automates support without restriction, it works quietly behind the scenes so you can focus on whatever’s next. Fit Tip: For optimal support and recovery: Layer the Pro Shorts as your base, with Smart Shorts on the outside during the day. For sleep, wear the Smart Shorts only. Together, they create a synergistic system that enhances back support and trains muscle memory under fatigue. Fit guidance: Sizing down in the Smart Shorts helps maintain a firmer, more supportive waistband feel. Wear your true size for daily wear, and size up for sleepwear for a more comfortable fit. Full Body Alignment: Pair with the Recovery Tee or Smart Tee and the Arch Booster Sock. Advanced Support: Visit our Health Benefits page for guidance on musculoskeletal conditions. HSA/FSA Eligible: To use HSA/FSA funds, please check out with Flex. Receipts cannot be issued post-purchase.