The color(s) black, blue, and gray is/are claimed as a feature of the mark.
The mark consists of a graph depicted in three shades of blue having a solid blue line separating a darker blue area under the line from a lighter blue areas above the line. A gray x-axis extends across a bottom section of the graph. To the left of the graph are the words in black "Targeted melatonin level". Above the graph in blue italicized font are the words "Fall asleep fast," "Stay asleep longer," "Improved sleep quality," and "Wake up Refreshed!," with the word "Refreshed!" underlined. Beneath the graph is the word "Hours" to the left of the black x-axis markers "1," "2," "3," "4," "5," "6," "7,", and "8".
TARGETED MELATONIN LEVEL FALL ASLEEP FAST STAY ASLEEP LONGER IMPROVE SLEEP QUALITY WAKE UP REFRESHED! HOURS ONE TWO THREE FOUR FIVE SIX SEVEN EIGHT