Assertion: sleeping bag's zipper | /r/CapableOf | extend around the footbox
Facets:
value: for versatility
type: PURPOSE
value: for increased ventilation
type: PURPOSE
Source sentences:
text: Other great features of this sleeping bag are the included stuff sack, angled foot box for a natural foot position, dual zipper design with the right zipper being able to extend around the footbox for extra ventilation and draft tubes along the zippers.
text: There is a soft touch liner for ultimate comfort and the dual zipper extends all the way around the foot box for increased ventilation and versatility.