The ornamental design for a neckcushioncontaininggel or compressible material, as shown and described.
FIG. 1 is a top and end perspective view of the neck cushion containing gel
or compressible material having 4 surface seams about a longitudinal
circumference.
FIG. 2 are top and side views of the cushion of FIG. 1; and,
FIG. 3 are views of the ends of the cushion of FIG. 1.