As well as the block, you may want to use a yoga mat for added comfort. Yoga blocks are very cheap, even when they're from well-known brands like Gaiam. This one currently costs less than $7 and ...

While it’s certainly true that some yoga mats can run you hundreds of dollars, this Gaiam mat is under $40 ... is this Manduka fine-grain cork block, which she says is stronger and heavier ...