1X75lb dumbbell. dumbbell length is 15.9in. The width is 6.8in. Handle diameter 1.3in. Actual weight may vary within a ±5% range due to manufacturing tolerances. SAFE AND COMFORTABLE: The hexagonal dumbbell design is not easy to roll on the floor and will not fall from the dumbbell rack, and the rubber coating on the dumbbells reduces noise and can also effectively avoid rust problems. The rubber coating on the dumbbells also reduces wear and tear on the dumbbells and prevents damage to the floor. Ergonomic rubber textured handles help you hold the dumbbells without slipping. .