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: Vionic Women’s Rest Pippa Toepost Sandals – Ladies Leather Knot Flip Flops Concealed Orthotic Support
Product description: Sophisticated Style, Relaxed Comfort, The Vionic Rest Pippa Toepost Sandal is a gorgeous knot-top sandal in soft lustrous leather. A luxurious, modern upgrade to your classic flip flops, the on trend knotted leather strap and toe post hold your foot firmly in place on the comfortable microfiber orthotic footbed, and a durable rubber sole provides plenty of grip as you show of your new favorite sandals around the pool., Everyday Support, Feet were designed to walk on soft, natural elements like soil and sand, not the hard, flat man-made surfaces that make up so much of our modern world. Vionics shoes and sandals are biomechanically designed to hug your arches like a natural footprint, giving you all-day orthotic support., Engineered with a deep heel cup to enhance stability, substantial concealed biomechanical support and a firm yet flexible midsole, Vionic technology promotes comfort and stability, and it's built into every pair of Vionic sandals, slippers, active shoes and casual flats, bringing revolutionary support to the seasons most aspirational looks., Vionic Shoes Comfort On The Go, Vionic offers innovative biomechanical technology concealed in every style, so you can enjoy all of lifes occasions with comfort and confidence all day, every day. With Vionics shoe styles, youll find everything from comfortable and stylish flats, traditional loafers, sleek kitten heels, fashionable wedges, cosy plush slippers, classic pumps, winter boots, lightweight sneakers and flirty summer sandals, all with podiatrist-designed orthotic support.
Product feature: Synthetic, Imported, Rubber sole, YOUR NEW FAVORITE SANDALS: Upgrade your flip flops and slip on these gorgeous Pippa toe post sandals with orthotic support and unique leather knot design., WHAT TO WEAR? Throw on a bikini and hit the beach or the pool, or wear these modern knot detail sandals with a floaty dress for warm summer nights to remember., EVERYDAY SUPPORT: A podiatrist-designed footbed built into every pair of Vionic sandals, slippers, active shoes and flats promotes stability from the ground up., DURABLE DESIGN: Featuring a leather knotted upper, the Pippa sandal is finished with a soft microfiber wrapped orthotic footbed and a durable rubber sole., VIONIC SHOES: Vionic brings together style and science, combining innovative biomechanics with the most coveted trends., Product Dimensions: 5 x 5 x 0.7 inches, Shipping Weight: 12 ounces ( View shipping rates and policies ), ASIN: B0170M3ZVG, Date first listed on Amazon: January 20, 2014, Average Customer Review: 4.1 out of 5 stars 111 customer reviews
Product price: $29.99 - $109.95
Product brand: Vionic
Target attributes: Type
Answer: attribute: type
value: sandals
source: product title
attribute: type
value: sandals
source: product feature
attribute: type
value: flip flops
source: product title
attribute: type
value: sandal
source: product feature
attribute: type
value: sandals
source: product description
attribute: type
value: flip flops
source: product description