Slacker performance blend (wavy zebra - pink)The Performance Slacker will help you to turn up turning it down considerably. This highwaisted, long legged sleep slack feels like you're sliding into fresh lemon meringue atop a unicorn's big fluffy tail. The Performance Blend is the lighter of our two fabric styles. The heavier being the Blanket Blend. They feature deep pockets and an adjustable elasticised waistband.