The episode is extremely amusing like all Running Man episodes, go see it somewhere.
First off, Lee Yeon Hee's jacket. It is by Textile Elizabeth and James and has the name Kelsey. Not only is this a jacket, it's also a parka. You can purchase it here for 295$.
As you can notice, both actresses have on military green-coloured jackets.
She wanted to know where she can find the cat beanie that SHINee's Minho,f(x)'s Sulli, ZE:A's Kwanghee, INFINITE's L, MBLAQ's Lee Joon, CNBlue's Yonghwa and CNBLUE's Jonghyun wore in the episode 129 of Running Man.
The beanie is from Stylenanda and it seems it's the latest trend among K-pop idols, since many idols were spotted wearing this cute beanie. Buy the beanie here