Solid cast iron core Durable with a solid cast iron core, built for intense workouts and lasting performance. Hex-end design Hex-end design keeps weights securely in place during breaks for seamless workouts. Optimal grip Optimal grip with textured Diamond Knurling for confident, sweat-free sessions. Longevity Longevity assured with chrome-plated handles and rubberized ends to protect flooring and gym equipment. Our hex dumbbells comes with a one-month warranty covering defects in materials or workmanship. If an issue arises within this period due to normal use, we'll repair or replace it at no cost. Exclusions include damage from misuse or modifications. To claim warranty, contact our customer service with proof of purchase and a description of the problem. The warranty is non-transferable, valid for the original purchaser, and applies to authorized purchases only. Our commitment is to provide you with a reliable and satisfying fitness experience. Local Pickup Timetable Currently delivery service ONLY availa