Either wool or synthetic wool, bonded to felt pads.  Size 36, measuring 9 x 3 inches.  AI would like you to....

Upgrade your cycling experience with these men's cycling padded insert chamois pads. These new old stock pads are made with blended fabric and wool felt, providing lightweight comfort and extra padding during cycling activities. The solid beige color and vintage style make them a stylish addition to any activewear outfit. Designed for size M and with a size 36 9x3 wool felt, these pads are perfect for any cycling enthusiast.