Detailed Design：Happy Pi day gifts set,each ballpoint pen and notebook contains the classic elements of π.The π value sequence on the pi day ballpoint pen body and the π element pattern on the notebook cover both highlight the unique charm of mathematics
Material Selection：The bulk math ballpoint pen writes smoothly and is not easy to run out of ink,ensuring that you can write with ease.The colorful notebook is easy to turn pages and write clearly,making your notes more neat and orderly
Portable and Lightweight：In order to meet your portable needs,we have specially designed ballpoint pens(5.7 inches/14.5cm) and notebooks(4.92x3.14inches/12.5x8cm) of suitable sizes.Whether it is put in a school bag,handbag or pocket,it can be easily carried,does not take up space,and can be recorded anytime,anywhere
Rich Styles：There are 16 cute pi day pens and 16 funny pi day notebooks in the set,including 8 uniquely designed ballpoint pens (2 each) and 8 exquisite notebooks (2 each).Each one has been carefully selected to ensure that it meets your needs for personal use and favors
Wide Use：This pi day assortment set is not only suitable for study,work and other occasions,but also suitable as a presents for classmates,teachers or math enthusiasts,suitable for activities such as Pi Day,math theme parties,birthday party,back to school favors,first day of school,etc