**Product Specifications:**

**Brand:** YEMA

**Model:** VEN 239S

**Type:** Children's helmet

**Certification:** CCC

**Features:** Removable ear protection, all-season use, adjustable head circumference

**Selling Points:** 3C certified, multi-layer protection, clear vision, convenient buckle, lightweight design, breathable comfort

**Color Options:** Ceramic White-Fruit, Ceramic White-Rainbow, Light Pink-Electronic Music, Elegant Blue-Sky, Lemon Yellow-Study Master

**Protection:** ABS shell + EPS foam + comfortable lining for all-around protection, impact-resistant and weatherproof lens

**Lens:** High-definition, durable, windproof, and rainproof with extended coverage

**Ventilation:** Adjustable vents for optimal airflow and cooling

**Adjustment:** Suitable for various head sizes with adjustable buckle and knob

**Size:** Fits head circumference approximately 48-54cm, net weight around 700g

**Maintenance:** Regular cleaning with damp cloth and car wax for surface, lens cleaning with water and cloth, inner lining washing weekly

**FAQs:** Provides guidance on helmet sizing, odor elimination, and handling minor scratches

**Parameters:**

Length: 16.5cm

Width: 22cm

Height: 30cm

Material: 709ABS

Weight: Approximately 700g

Head Circumference: 48-54cm

**Note:** Measurements may have a 1-2cm discrepancy due to manual measurement.