Versatile: Use the roller to train your obliques, back, arms, shoulders, chest and abs! Fitness mat: Comes with a handy mat to rest your knees on or to place under the roller to protect your flooring. Home equipment: Whether you're a fitness whiz or beginner, this low-noise and easy to use wheel will help you to strengthen your core, improve your balance and level up your home workouts! Weight: 800g. Ab wheel roller: Get a wheel ab roller with a mat. Core workout: A great piece of equipment to yield optimal results from core and abdominal workouts. Ab Wheel Roller & Mat | Living Social