*Attention: Please CONTACT US at the first time if got defective items; For 30 day after the date of purchase, we take care of all quality-related issues with a REPLACEMENT or REFUND. *SINGLE-LAYER PATTERN: Lamshaw Scrunchie elastic replacement strap compatible with Cubitt Teens Smart Watch is USES the ultra supple Nylon material and the first-level cotton manufacture becomes.Above all, we only use Single-Layer Pattern. Because the Double-Layer Pattern Stretch Bands will cracks more easily *SKIN-FRIENDLY MATERIAL: Single-layer elastic band material which is skin-friendly, durable breathable and lightweight design. It's a stretch bracelet wrist bands and fits snugly without constriction. Durable elastic band makes you feel comfortable to wear *Multi-COLOURED BANDS: Multiple patterns for choice. The colorful band is usually perfect choice for any occasion *EASY CHANGE STRAPS: The sport band comes with watch lugs on both ends, which locks onto your Cubitt Teens Smart Watch precisely and securely. Easy for installing directly and removing with one button