in an example the tube 7 can be sewn between two layers of a blanket 10 which blanket can include any of a blanket bedsheet quilt sleeping bag bed covering quilt bed covering or the like many different types of blanket material are possible including wool cotton polyester other synthetics or various blends in an example the blanket layers are lightweight polyester fleece shown at the base on fig2 in this example the flexible tube 7 can be relatively straight and can have no holes in its walls outside of the sound emitting area 11 of the blanket 10 such as to help efficiently conduct sound through the tube 7 from the sound processing device 9 to the sound emitting area 11 of the blanket 10 in an example such as shown at the top portion of fig2 the flexible tube 7 can loop and can have one or more holes in its walls to emit the air based sound waves that originated in the sound processing device 9 in an example the holes can be u215c inch in diameter and can be spaced 4 inches apart in an example the top portion of the blanket 11 such as shown in fig2 is a portion of the blanket that can be used to partially or fully cover the sleeper 39 s head this can allow the.