This is a collaboration product between a pillow cover made with Imabari-made towel fabric and "Pokemon Sleep." The box is unopened. ↓ Quoted from the HP below: ■ Stretch Pillow Towel Worried about pillow stains while sleeping! Want to wash it easily! Want to do something about accumulated odors! It's hard to find one that fits the size of your pillow... This stretch pillow towel was born from customer feedback. The soft-touch towel is sewn into a tube shape, making it easy to put on and take off the pillow. ・Easy-to-attach and detach tube-shaped stretch pillow towel ・Soft to the touch and fluffy, voluminous towel fabric is gentle on the face ・Made with highly absorbent cotton material, so it absorbs sweat well ・Fits perfectly on pillows from 63x43cm to 70x50cm ・Made with Imabari-made towel fabric 【Compatible Pillow Size】 Approximately 63x43cm to 70x50cm, weight approximately 260g 【Cosmetic Box Size】 Approximately 24cm wide x 17cm high x 6cm deep 【Composition】 98% cotton, 2% polyurethane 【Country of Origin】 Made in Japan (Imabari) Imabari Certification Number: No. 2025-2125