3.1 Phillip Lim | Product Development & Materials
Product Development & Materials Intern | New York, NY
Supported product development and material sourcing at 3.1 Phillip Lim, working across fittings, fabric development, vendor communication, and costing. Gained hands-on experience in PLM (RLM), technical design support, and sample development processes.
Collaborated with design, technical, and external vendors throughout development stages.
PROCESS
1) Material Selection & Fabric Review
2) Sample Development
3) Fitting & Spec Refinement
4) BOM & System Updates (RLM)
5) Costing & Allocation Analysis
6) Final Sample Approval
Supported multiple stages of the development process,
with a focus on fittings, materials, and specification updates.
FITTING & PRODUCT DEVELOPMENT CONTRIBUTION
LOOK 11 - Fall 2026 Collection
Croc-embossed dress with fur detailing at the hem
Supported fittings through garment measurements and spec updates, contributing to fit refinement across silhouette, proportion, and overall balance in collaboration with design and technical teams.
LOOK 8 & 13 - Fall 2026 Collection
Zebra-patterned skirt with stud embellishments and fringe detailing at the hem
Assisted fitting sessions and material adjustments, contributing to improved garment balance, detailing, and overall finish.
KEY CONTRIBUTIONS
Focused on product development, materials, and costing, with hands-on experience in RLM systems and vendor coordination.
Materials & Fabric Development
• Participated in fabric meetings and supported seasonal material selection
• Communicated with vendors to adjust materials (weight, pattern, pricing)
• Managed fabric data, updated pricing, and organized material binders
• Identified missing TDS and supported price calculations
Fittings & Technical Support
• Attended fittings and supported silhouette and material adjustments
• Assisted garment measurement and documented fit changes
• Collaborated with design and technical teams to refine fit and construction
PLM (RLM), Data & Costing
• Managed BOMs and style data in RLM, including RMID, suppliers, and colorways
• Updated material attributes, lead times, MOQ, and content in the system
• Maintained color descriptions based on HTS data and tracked materials in Excel
• Updated factory allocation charts to support production planning
• Developed invoices and compared with costing charts to ensure accuracy
• Analyzed FOB and CMA cost structures for final reimbursement calculations
