An inflatable apparatus, for use in supporting a device such as a sex toy, the inflatable apparatus comprising: an inflatable portion which serves as a main structural element of the apparatus; a holding portion which extends into the inflatable portion, and which defines a holding aperture bounded by a holding surface, the holding surface being adapted for frictional engagement with a device inserted into the holding aperture, wherein the holding portion is adjustable such that such frictional engagement can be adjusted.