Hi would this http://m.cotswoldoutdoor.com/vango-trek-compact-self-inflating-sleeping-mat-83110019?channel_code=110&id_colour=133&product_code=73501685&utm_source=google&_$ja=tsid:45886&gclid=CjgKEAjwuMmdBRDljdfi2_qQpxkSJADDCRws3ISmja-ibgmCDRu6wdlRn6QWcsVg593Aqp_XPru71PD_BwE&gclsrc=aw.ds be comfortable for my 9 year old doing a night of camping in july on a brownie holiday does anyone know? Also for occasional sleepover use at home (if comfy enough) They aren't allowed air beds. Or any other recommendations? Thanks