Liquid Silicone Rubber Injection MoldingPublished on May 18, 2026
Made of food-grade liquid silicone material, safe and odorless, soft and skin-friendly without irritating baby's delicate skin. The widened and deepened food catcher can effectively catch falling food, waterproof and oil-proof for easy cleaning, foldable for outdoor carrying, no deformation or fading after long-term use, a practical feeding product for babies in the complementary food stage.
Material
Food-grade LSR
Hardness
Shore A 30-40
Temperature
-40°C ~ +230°C
Colors
Pink, Blue, Yellow, Transparent, Customizable
Certifications
ISO 9001FDALFGB etc.
Applications
Suitable for complementary food feeding and daily dining scenarios of babies aged 6 months to 3 yearsalso can be worn to prevent stains when babies are painting and doing manual creationapplica...
Liquid Silicone Rubber (LSR) molded infant care accessory engineered for mess-free feeding, long-term durability, and maximum safety for toddlers aged 3 months to 4 years.
Relevant Certification StandardsGB 4806.11, FDA 21 CFR 177.2600, LFGB
Product Overview
Our Food Grade Waterproof Stain-resistant Liquid Silicone Baby Feeding Bib is a purpose-built feeding solution designed to eliminate the hassle of mealtime cleanup while prioritizing infant health and comfort. Unlike traditional fabric or thermoplastic bibs that absorb spills, harbor bacteria, or irritate delicate skin, this bib is manufactured via injection molding of medical/food-grade liquid silicone rubber (LSR), a non-porous, flexible material tested to meet global food contact safety standards.
Core features include a deep, reinforced crumb catcher with a 180ml capacity to catch 98% of dropped food, liquids, and purees; an adjustable neck strap with 4 size settings to grow with your child from the start of weaning through toddlerhood; and a stain-resistant formulation that repels oil-based sauces, fruit pigments, and vegetable dyes without discoloring over repeated use. At only 65g in weight, the bib sits lightly on a child’s chest without causing neck strain, even during extended feeding sessions, and its flexible structure folds into a compact 10cm x 10cm pouch for portability when traveling or dining out.
Every component of the bib is free of BPA, phthalates, PVC, lead, and endocrine-disrupting additives, making it safe for infants who frequently mouth or chew on bib edges. The smooth, matte-finish surface has no sharp edges or loose small parts, eliminating choking hazards common with bibs featuring detachable accessories. This product is designed to withstand years of daily use, with a projected service life of 5+ years under normal household conditions.
Technical Specifications
Material Properties
ParameterSpecificationStandard Compliance
Base MaterialFood-grade liquid silicone rubber (LSR), shore hardness 40AFDA 21 CFR 177.2600, EU 10/2011, GB 4806.11-2021
Neck Adjustment Range24cm to 32cm circumferenceTensile test, 4 snap positions with 2cm increment per setting
Tensile Strength8.5 MPaASTM D412, can withstand 300% elongation without tearing
Tear Strength35 kN/mASTM D624, resists damage from sharp utensils and infant chewing
Water Repellency100% non-porous, no water absorption after 24-hour submersionISO 7783-2:2019
Process Parameters
ParameterSpecification
Molding ProcessHigh-precision injection molding at 170°C ±5°C under 120bar pressure, 120-second cure time
Post-Curing Treatment4-hour secondary vulcanization at 200°C to remove residual low-molecular-weight compounds
Edge FinishingFlash-free demolding, no secondary grinding required to avoid microplastic shedding
Color FormulationFood-grade inorganic pigments, no migration of colorants after 100 sterilization cycles
Product Advantages
Unmatched Food Contact Safety
Unlike low-cost silicone bibs that use recycled or blended materials, our LSR formulation is 100% pure food-grade, with no filler additives that can leach into food or cause skin irritation. The material has passed third-party oral toxicity tests, making it safe for prolonged contact with a child’s skin and mouth, even for infants with eczema or sensitive skin.
Zero-Stain Easy-Clean Performance
The non-porous LSR surface prevents food particles and pigments from penetrating the material, so even stubborn stains from tomato sauce, blueberries, and curry wash off completely with warm soapy water in 30 seconds or less. The bib is fully dishwasher-safe (top rack) and resistant to discoloration, even after 1000+ washes, eliminating the need for frequent replacement.
Ergonomic Comfort for Long-Term Wear
The 40A shore hardness strikes the perfect balance between structure and softness: the crumb catcher maintains its shape to hold spills without collapsing, while the neck strap and body are soft enough to flex with a child’s movements, avoiding chafing on the neck and chest. The 65g ultra-lightweight design reduces neck fatigue, so infants show less resistance to wearing the bib during meals.
Extreme Durability for Multi-Child Use
With a tensile strength of 8.5 MPa and tear resistance of 35 kN/m, the bib resists tearing from chewing, pulling, and exposure to sharp utensils far better than thermoplastic polyurethane (TPU) or fabric bibs. It withstands repeated sterilization via boiling, steam, microwave, and UV light without deforming, becoming brittle, or losing its water-repellent properties, making it a durable hand-me-down option for growing families.
Mess-Reduction Design That Works
The 5cm deep reinforced crumb catcher is angled to catch even runny purees and large dropped food pieces, reducing clothing stains and floor cleanup by 90% compared to flat bibs. The wide 29cm coverage extends to the child’s shoulders and upper arms, protecting clothing from side spills common when infants self-feed.
Applications
Home Weaning & Feeding: Ideal for infants aged 3–24 months during puree and finger food introduction, reducing the need for frequent outfit changes and post-meal floor mopping.
Toddler Self-Feeding: Suitable for children aged 2–4 years learning to use utensils, as the large crumb catcher holds messy foods like pasta, soup, and ice cream.
Daycare & Preschool Use: Easy to clean and sanitize between uses, making it a preferred choice for childcare facilities that require shared or individual feeding supplies meeting food safety standards.
Travel & Dining Out: Folds into a compact pouch to fit in diaper bags, with no risk of leaking residual food or moisture onto other items, making it perfect for restaurants, plane trips, and family vacations.
Specialized Care Use: Suitable for children with oral motor difficulties or sensory sensitivities, as the soft, non-irritating material avoids triggering sensory aversions common with stiff fabric or plastic bibs.
Selection Guide
Hardness Selection
This standard bib uses 40A shore hardness, the most versatile option for all age groups:
For infants under 6 months with extreme sensory sensitivity: We offer a 35A shore hardness variant with a softer body and neck strap.
For toddlers over 3 years who frequently chew on bib edges: We recommend a 45A shore hardness variant with enhanced tear resistance.
Size Specifications
We offer two standard size options to fit different age ranges:
S3–12 months24–28cm26cm (W) x 20cm (H), 4cm crumb catcher depth
M (Standard)12 months – 4 years26–32cm29cm (W) x 22cm (H), 5cm crumb catcher depth
Custom sizes and branded printing are available for bulk orders from childcare centers and retailers.
Material Grade
Standard Food Grade (default): Meets FDA and EU food contact standards, suitable for most household and commercial use cases.
Medical Grade: Manufactured to ISO 13485 standards, recommended for children with severe skin allergies or immunodeficiency, as it undergoes additional post-curing to remove all residual volatile compounds.
Quality Assurance
All our liquid silicone baby bibs are manufactured in ISO 9001 and ISO 13485 certified facilities, with strict quality control checks at every stage of production:
Raw Material Inspection: Every batch of LSR is tested for purity and food contact compliance before molding, with batch traceability codes printed on the inner bib edge.
In-Process Testing: 100% of bibs undergo dimensional inspection, edge flash check, and snap fastener tensile testing (each snap is tested to withstand 50N of pull force to prevent accidental detachment).
Post-Production Validation: Random samples from each batch undergo 100-cycle sterilization testing, stain resistance testing, and cytotoxicity testing to ensure consistent performance.
All products come with a 2-year manufacturer’s warranty against defects in materials and workmanship, and a 30-day no-questions-asked return policy. Certificates including FDA 21 CFR 177.2600, EU 10/2011, ASTM F963, and CPSIA compliance are available upon request for commercial purchasers.