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: Polarfox Women's European Style Clothing Dresses
Product description: Made from a soft ice silk blend. Crew neckline. Baroque print design. Print hem. Tie detail. Mini length. Wide cut kimono sleeves.s. Relaxed and regular fit
Product feature: Imported, High Quality Italy Fabric, Fabric:Ice Silk /One-size, suitable XS-L, Shoulder with Sleeve 68CM/ Length 80CM/ Bust 120CM, Fashion Street Pop Design, Model S Size: Bust 82CM/ Waist 58CM / Hips 90CM / Height 174CM, Hand Wash, Product Dimensions: 11.8 x 9.8 x 0.8 inches, Shipping Weight: 6.4 ounces, ASIN: B00JT3GDZA, Item model number: FTDX42, Discontinued by manufacturer: Yes, Date first listed on Amazon: April 18, 2014, Average Customer Review: 2.0 out of 5 stars 1 customer review
Product brand: Polarfox
Target attributes: Length
Answer: attribute: length
value: mini
source: product description