Elastic rope design and very soft wrist belt. Estimated length is about 150cm after stretched. 

Description:

• User-friendly anti-missed walking belt to keep children safe while allowing them to explore the environment
• Suitable ages: age 1-6
• Spring with stainless steel inside​
• Neoprene +wire rope+ Velcro + PP rope ribbon + plastic buckle
• Elastic wire rope design, good quality ,durable, easy to stretch
• Soft & Adjustable, won't hurt the child's wrist (Length: 9-150cm)
• Keep children safe while allowing them to explore the environment
• Give kids confidence, encouraging them to learn
• Great for indoor and outdoor travel