Opening the zip of a bag, searching for something and closing the zip again ( a lot of things inside the bag: pill boxes, lip sticks, etc. ) there is also the sound of a hook-and-loop fastener.
Sounds of inside a bag, next to other light materials and a mostly filled metal water-bottle that makes 'boing' sounds because of the forces exerted on the bag from walking actions.
The sound of a thick plastic bag that screeches when it moves. It was recorded indoors with a mobile phone on february 2018 and it hasn't been processed or altered in any way by any type of software. On the green lines the voice is saying "sound of toy car on a carpet" and that's what actually follows.
Golf balls in a bag: in the sound you hear a bunch of golf balls in a plastic grocery bag inside a carry on bag jiggle around. Recorded using the zoomh4n and using the rode ntg1 condenser shotgun microphone. No processing was done on the sound. The golf balls are from the brand taylor made and srixon.