Big Mike's Fitness Thigh Blaster, Purple Tighten and tone : effective toning for thighs, triceps, buttocks, pecs, arms, hips, and obliques High resistance with comfort : the big mike's fitness thigh blaster is made with a spring-loaded steel core covered with a soft yet durable foam Lightweight and durable : compact design and weight saving materials allow for this thigh trimmer to be taken anywhere with no hassle Perfect for people of all ages and fitness levels Squeeze both ends together to feel tension and feel it work your inner and outer thighs