Winsor&Newton Cotman-akvarellinappirasiassa on 24 riittoisaa kokonappia (whole pan) kestävässä kovamuovikotelossa, jonka sisäkansi toimii irrotettavana palettina. Cotman-akvarellinappirasia sisältää seuraavat sävyt (suluissa pigmentti):
-346 Lemon Yellow Hue (PY175)
-119 Cadmium Yellow Pale Hue (PY175, PY65)
-109 Cadmium Yellow Hue (PY97, PY65)
-090 Cadmium Orange Hue (PY83, PO43)
-103 Cadmium Red Pale Hue (PY65, PR255)
-095 Cadmium Red Hue (PR149, PR255)
-098 Cadmium Red Deep Hue (PR254, PR188)
-003 Alizarin Crimson Hue (PR206)
-544 Purple Lake (PV19)
-660 Ultramarine (PB29)
-179 Cobalt Blue Hue (PW5, PB29)
-139 Cerulean Blue Hue (PB15)
-327 Intense Blue (Phtalo Blue) (PB15)
-696 Viridian Hue (PG7)
-599 Sap Green (PY139, PG36, PR101)
-552 Raw Sienna (PR101, PY42)
-744 Yellow Ochre (PY42)
-554 Raw Umber (PBr7, PY42)
-074 Burnt Sienna (PR101)
-362 Light Red (PR101)
-076 Burnt Umber (PBr7, PY42)
-465 Payne´s Gray (PBk7, PB29, PB15)
-331 Ivoy Black (PBk9)
-150 Chinese White (PW5)