Tetra is an amusing color marker with interactive building toys for kids and the idea of tetra marker is not only encourage children to be creative but encourage them to reuse the marker rather than simply discarding these into the trash after the ink dried up and this will help kids to develop and raise awareness of reuse among them. The shape of a tetra cap makes it easy to press and pull out. Kids can put each cap and pen barrel together to form a shape and explore to build a new abstract shape and it’s up to their imagination bend the rule and come up with new structures.

Himanshu Shekhar Soni is an Industrial Designer from India.His inspiration is a mixture of every-day life events, feelings, emotions, music, visual arts, maths and science. His design solves problems through design processes and delivers concepts and solutions through an artistic approach,working with beautiful material and attention to detail,showcasing a craft, following one simple rule: Form Follows -Function.Broad skill base in design from conceptual thinking/ideation, user interface design, CAD development, through to manufacturing. he has been practicing design for past 10 years in the field of Industrial Design & Development and also have diverse experience in designing different product category like Consumer durable, Consumer electronics, Bathroom equipment, Toy design, Packaging health Care & beauty, Cosmetic, Writing Instrument etc.

Himanshu Soni is a passionate designer from India, With a Master in Industrial Design from the IIT Kanpur, India and he has been practicing design for past 10 years in the field of Industrial Design & Development and also have diverse experience in designing different product category like consumer durable, Consumer electronics, Bathroom equipment, Toy design, Packaging health Care & beauty, Cosmetic, Writing Instrument etc. Extensive experience in both creative and managerial sides of the business along with a strong knowledge of production and established manufacturing contacts in India and China. Wide knowledge of mass production techniques and innovative approach to design. Solid understanding of engineering technical issues/needs, financial, sales, and marketing as related to product design and development. Experienced in the Asia Pacific and PRC corporate environment