ergowear long boxer slk se midcut soft micro mesh 3d pouch vanilla birds 1771 89The SLK SE Collection features a print pattern with blue birds on different color backgrounds for a summer and fall mood. Every SLK SE Midcut is manufactured using Ergowear signature polyester elastane micro mesh fabric a polyester microfiber with tiny holes in the construction to allow for extra breathability Additionally, elastane is blended in to make it adaptable to the body. As a result, this fabric combines the three most desirable properties