1) Material: 0.18mm PVC 2) Size:30*25cm 3) a. Inflates in seconds and easily deflates for compact storage in its own pouch. b. special design with a radio can in it,you can put a radio in the hole and relex your head with a perf... - Update: 2007-11-13

) material: 0.2mm PVC with 0.15mm floecked on the surface. 2)Size:40*28cm 3) a. Inflates in seconds and easily deflates for compact storage in its own pouch. Made with comfortable, soft felted vinyl, it is flexible and fits most necks b... - Update: 2007-11-24