DESIGN: The ZIVA Neoprenel Tribell is a workout essential that features a sleek, non-slip, durable neoprene finish in a vibrant array of color that is easy to spot from anywhere in a home gym or studio It's precision-calibrated weight is evenly distributed across the Tribell so hands never develop sore spots even as muscles fatigue, and its elite-level, commercial-quality guarantees it will remain part of your workout for years to come The Neoprene Tribells come in increments from 2-20 lbs.