Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "Check out Roadmaster Bicycle Seat Adult Black Saddle Size Is Appx 10.5" Long Appx. 6" Wide  https://t.co/Wi80fv3F2v via @eBay

" STOCK: eBay DATE: 30/10/2018
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is -1 and the TextBlob polarity score is -0.03888888888888888.