AVIVA YOGA 9x6x4 Yoga Block Set - 2 High Density EVA Foam Blocks and Free Sackpack &ndash; An Essential Prop for Yoga, P90X, Stretching. Support, Deepen Your Poses, and Gain Strength, Balance & Flexibility SUITABLE & NECESSARY FOR ALL LEVELS  Beginners to advanced yogis all benefit from using yoga blocks. They support & deepen your poses to protect against injury, gain strength, balance & flexibility EMBOSSED SURFACE & STRAIGHT-CUT EDGES FOR EXTRA GRIP / STABILITY  One side of the block is fully embossed to provide extra grip when needed, and all the edges are cut straight to provide extra stability, e.g. when positioned on an angle against the wall for backbends 2 IS BETTER THAN 1  AVIVA YOGA Blocks come in a set of 2, each 4x5.5x9, to give you the stability you need in balancing poses that require 2 blocks, or for those poses where 1 block is too short / low PORTABLE / EASY STORAGE  Comes with a matching 100% cotton AVIVA YOGA drawstring backpack, making it easy to carry your blocks to the studio or store your blocks & keep them free of dust and dirt when not in use HIGH-DENSITY YET LIGHTWEIGHT & COMFORTABLE  Our premium quality foam blocks are designed & constructed with just the right amount of hardness with recyclable material without sacrificing comfort during use