Come and see our amazing products. This resistance loop bands are made of 100% natural latex, which is non-toxic, wear-resistant and elastic. Different color with different pulling. Perfect for fitness, pilates, yoga, body shaping, weight loss, resistance training, strength training, postpartum recovery, injury rehabilitation and more. It is an ideal promotional production for health care, fitness clubs, sports association and other organizations. Custom logo is welcome. The price includes the shipping cost to CA, QTY over 10K by ocean, thank you. Pls confirm further with us if any query about packing info, inventory status and time schedule.