Adult 1970s Rainbow Shirt with the Multicoloured Stripes. 
Outfit includes:
Shirt 
Don't forget to add these accessories to complete the desired look
Superstar Shades
Elvis Shades
70s Super Trouper Wig & Moustache
Gold Metal Medallion On Chain
 
Sizes for this costume are:
Medium:
Chest size 38" to 40"
Waist 32" to 34"
Inside Leg 32¾"
Large:
Chest size 42" to 44"
Waist to 36" to 38"
Inside Leg 33"