Instruction: Parse the product information to locate the target attribute, and then provide the extracted value of the target attribute and its source in the output, specifying None if the attribute is not present.

Input:
Product title: Easemax Women's Fashion Pointed Toe Ankle Strap Buckle Low Cut Pumps High Stiletto Heel Sandals
Product description: Welcome to our shop to choose shoes. This pair of sandals is pointed toe and low cut designed. The buckle decorated ankle strap makes the shoes elegant and sweet. The high stiletto heels will highlight your legs. You will be comfortable with the soft pu lining and slip resistant rubber sole. We are sure you will be satisfied with the qualified and durable material. These sexy and fashion style pumps shoes are suitable for work, party, travel and many occasions. If you have any question about the shoes, we will be here for you!
Product feature: Leather, Rubber sole, Heel measures 3.3 inch; fashion and trendy style, Pointed toe and low cut design; casual and chic, Buckle decorated ankle strap; elegant and sweet style, Soft pu lining and slip resistant rubber sole; comfortable to wear, Suitable for work, party, travel and many occasions, Shipping Information: View shipping rates and policies, ASIN: B01DDMFY2A, Date first listed on Amazon: March 24, 2016, Average Customer Review: Be the first to review this item
Product brand: Easemax
Target attributes: Heel Height
Answer: attribute: heel height
value: stiletto
source: product description
attribute: heel height
value: stiletto
source: product title