Calypso All School Day Long Sun Lotion SPF40 has been designed to offers long lasting protection for up to 8 hours allowing you more time to enjoy the summer months. Water resistant, quick drying and SPF 40. Calypso All School Day Long Sun Lotion SPF40 is water resistant so only one application is needed for the whole day. The photostable formula is active after only 15 minutes and pr s protection from the sun\'s damaging rays. It is specially enhanced and designed to protect children\'s delicate skin. Key features of Calypso All School Day Long Sun Lotion SPF40: Sun lotion for children by Calpso UVA/UVB protection SPF40Active after only 15 minuteswater resistant150ml