supersoft       
adjective (also super-soft) uk/ˌsuː.pəˈsɒft/ us/ˌsuː.pɚˈsɑːft/
 极其柔软的
extremely soft
  The baby's blanket was made of supersoft organic cotton.  婴儿毯由超柔软的有机棉制成。 
 an adorable puppy with super-soft fur  一只毛茸茸的可爱小狗 
 How do you make sure your baby's skin stays supersoft?  如何确保宝宝的皮肤保持超级柔软? 
 - More examples
 - For my birthday she surprised me with a lovely supersoft cashmere scarf.
 - On a cold night, I love nothing more than curling up in a super-soft blanket with a hot cup of tea.
 - The hotel bed was covered in a supersoft down duvet.