FLOATING POINTS TEXTURE - Floating point surface offers an excellent grip on the rolling motions to ensure the foam roller does not slip around during exercise. ADEQUATE FIRMNESS - Firm enough to avoid deforming after repeated use but does not leave you unwanted bruises and marks like most trigger point rollers, which comes with a hard PVC tubing. CHOICE OF LENGTH - The METEOR Essential Foam Rollers come with a united diameter of 15cm and varies in length of 30cm/45cm/60cm/90cm to serve various workout purposes. USERS GUIDE - The METEOR Essential Floating Point Foam Rollers are easy-to-maintain and requires minimum product care. Wipe clean with a damp cloth and let dry before using. *Please do not use the foam roller when it is wet as this may result in hazardous slippery events. METEOR Essential Floating Point Foam Roller is an effective tool to add to your warm-up or cooldown procedure before and after exercises and can benefit users of all age groups. Essentially, foam rolling is a self-myofascial release (SMR) technique that helps to relieve muscle tightness, soreness, and inflammation and increases your joint range of motion.