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: Attipas Baby First Walker Shoes (Large, Zoo Black)
Product description: Attipas is a perfect choice of shoes for your babies, toddlers and preschoolers. It is designed in Germany for first walking baby. It is beyond comfortable, cute, stylish, and functional., Attipas is a science. Attipas was released in 2011 after 7 years of research and development at the Seoul University. Attipas was developed based on biomechanical knowledge of brain development. Attipas shoes enable steady and stable Walking patterns. It corrects toddlers walking behavior by evenly distributing foot pressure. It is based on Kinetic and physio-dynamic tests of First Walkers. It helps brain development by enabling the feeling of the sole and toe movements., Attipas ensures babies stay safe. Attipas shoes have no hazardous materials, adhesives and formaldehyde. Attipas shoes have passed Toxic and Formaldehyde test by KCL and TUV., As light as a sock but more supportive than a pre walker, Attipas will support your little one from their very first steps until 2 years of age. Lightweight, Flexible, Convenient, Breathable and Safe., You will no need to mess with shoes strings, zippers, hooks, velcros etc. any more. Your little ones can wear and take off easily. Attipas is a like socks., Attipas will be perfect choice for your little precious one., Size Guide Please be advised with below size guide when you purchase. Medium : 4.5 M : 4 5/8 (115mm) : 12-18 months Large : 5.5 M : 5 (125mm) : 18-24 months
Product feature: Material: 80% cotton, 17% spandex, 2% rubber yarn, 1% polyurethene yarn; Outsole - 100% TPE (ThermoPlastic Elastomer) (non-toxic), Rubber sole, Ideal for first walking baby boy girls shoes: German designed for first walker infants, babies and toddlers (Recommended from One year to two years, available from 9 months to 12 24 months.) who starts to stand or walk. Half soft socks and soft soled shoes (one soles) Cute designer shoes fits well for baby boys girls clothing. Shoe sizes are 4.5, 5.5 fits from size 4 to 5 6., Functional shoes: Orthopedic baby shoes. Big and wide sole toe box helps babys toe movement, which is good for cognitive and motor development (good for brain), more comfortable and better for health than leather shoes. A hard bottom sole with fine holes on the bottom releases foot heat and moisture and breathable for better comfort., Convenient shoes for babies and parents: Durable, flexible, soft, super lightweight (0.08lbs per foot), machine washable, fast-drying, easy to wear (no zipper, velcro and buckle), slip on boat shoes. Your baby feels just like wearing socks, not heavy shoes. Ideal for car seat, stroller, crib and baby carrier. Indoor and outdoor., Safety tested and passed: Non toxic, no hazardous materials and adhesives, no use of formaldehyde. High quality cotton with soft TPE soles, Sizes Medium: 4.5M : 4 5/8 (115mm) : 12 - 18 months Large: 5.5M : 5 (125mm) : 18 - 24 months. Various pattern, design and color available navy blue pink black beach green grey yellow brown white rainbow. Gift box packed, ideal for Birthday, Easter, Christmas., Product Dimensions: 5.1 x 3.5 x 3 inches, Shipping Weight: 6.4 ounces, ASIN: B01E3786E2, Date first listed on Amazon: April 11, 2016, Average Customer Review: 4.0 out of 5 stars 1 customer review
Product brand: Attipas
Target attributes: Type
Answer: attribute: type
value: shoes
source: product description
attribute: type
value: shoes
source: product title
attribute: type
value: shoes
source: product feature