NEVER WORN Material: Coral fleece/Polar fleece. Loose fitting materials allow you the flexibility of movement while maintaining style and comfort. All the Adult Onesie Pajamas unisex. So you can buy one set Pajamas for your boyfriend or girlfriend. COZY - A special blend of comfort and fun, these plush materials are soft to the touch. Simple design,it will be your good companion in your life,not only pajamas,but also cosplay,Halloween and Festival party costume.