Want one for Christmas but need to know if they are a waste of money.

Heres the one I wanna get 4 Xmas its quite cheap so I don't know if its any good
http://www.smarter.com/massagers-products/homedics-5-motor-heated-back-massager/pd--ch-39--pi-3284370.html

Cat enjoys a massage with an electric back massager.

has anyone tried a Homedics back massager - they look great and my bf has ordered me a SBM-300. I have a bad back and am hopeful this will help - does anyone have any experience of them? Don't want to get my hopes up too much...

Prices subject to change. Please visit www.hsn.com or call 1-800-284-3100 for the current selling price. Curl up with a good book and a great massage as the Massage Mat offers powerful vibration massage action. Ten massage motors deliver waves of vibration to temporarily increase circulation in the applied area and relieve tension and stress. Product Features: Variable speed lets you choose relaxing to invigorating with high and low settings Soothing heat emanates from the contoured mat to help relax back muscles Black microfiber material with soft foam inside for comfort and support Personalized zone control to target the massage - upper back, mid-back, lower back and seat Sleek, ergonomic hand...

medicalmassage-ceu.com To purchase The New Self Stress Management Massage DVD please click the link above To purchase the instructional DVD please click www.medicalmassage-edu.com Back Massage Techniques medical massage full body massage massage massage medical medical back...

I'm looking for a massager to strap onto an office chair (you know the ones i mean?!) or an office chair with one built in.
Please answer if you have got one, or have tried one, i don't really want it to cost hundreds of pounds, but any recomedations will be greatly appreciated!
Thanks x